CINXE.COM

<!DOCTYPE html> <html class="client-nojs vector-feature-language-in-header-enabled vector-feature-language-in-main-page-header-disabled vector-feature-sticky-header-disabled vector-feature-page-tools-pinned-disabled vector-feature-toc-pinned-clientpref-1 vector-feature-main-menu-pinned-disabled vector-feature-limited-width-clientpref-1 vector-feature-limited-width-content-enabled vector-feature-custom-font-size-clientpref-1 vector-feature-appearance-pinned-clientpref-1 vector-feature-night-mode-enabled skin-theme-clientpref-day vector-toc-available" lang="en" dir="ltr"> <head> <meta charset="UTF-8"> <title>James B. Sumner - Wikipedia</title> <script>(function(){var className="client-js vector-feature-language-in-header-enabled vector-feature-language-in-main-page-header-disabled vector-feature-sticky-header-disabled vector-feature-page-tools-pinned-disabled vector-feature-toc-pinned-clientpref-1 vector-feature-main-menu-pinned-disabled vector-feature-limited-width-clientpref-1 vector-feature-limited-width-content-enabled vector-feature-custom-font-size-clientpref-1 vector-feature-appearance-pinned-clientpref-1 vector-feature-night-mode-enabled skin-theme-clientpref-day vector-toc-available";var cookie=document.cookie.match(/(?:^|; )enwikimwclientpreferences=([^;]+)/);if(cookie){cookie[1].split('%2C').forEach(function(pref){className=className.replace(new RegExp('(^| )'+pref.replace(/-clientpref-\w+$|[^\w-]+/g,'')+'-clientpref-\\w+( |$)'),'$1'+pref+'$2');});}document.documentElement.className=className;}());RLCONF={"wgBreakFrames":false,"wgSeparatorTransformTable":["",""],"wgDigitTransformTable":["",""],"wgDefaultDateFormat":"dmy", "wgMonthNames":["","January","February","March","April","May","June","July","August","September","October","November","December"],"wgRequestId":"9a0e26f4-07db-4c43-aaf9-43a51a237917","wgCanonicalNamespace":"","wgCanonicalSpecialPageName":false,"wgNamespaceNumber":0,"wgPageName":"James_B._Sumner","wgTitle":"James B. Sumner","wgCurRevisionId":1239404349,"wgRevisionId":1239404349,"wgArticleId":545553,"wgIsArticle":true,"wgIsRedirect":false,"wgAction":"view","wgUserName":null,"wgUserGroups":["*"],"wgCategories":["Webarchive template wayback links","Articles with short description","Short description is different from Wikidata","Articles needing additional references from February 2013","All articles needing additional references","Articles with hCards","All articles with unsourced statements","Articles with unsourced statements from January 2015","Nobelprize template using Wikidata property P8024","1887 births","1955 deaths","American Nobel laureates","20th-century American biochemists", "Cornell University faculty","Nobel laureates in Chemistry","Harvard Medical School alumni","People from Canton, Massachusetts","Fellows of the American Academy of Arts and Sciences","Members of the United States National Academy of Sciences"],"wgPageViewLanguage":"en","wgPageContentLanguage":"en","wgPageContentModel":"wikitext","wgRelevantPageName":"James_B._Sumner","wgRelevantArticleId":545553,"wgIsProbablyEditable":true,"wgRelevantPageIsProbablyEditable":true,"wgRestrictionEdit":[],"wgRestrictionMove":[],"wgNoticeProject":"wikipedia","wgCiteReferencePreviewsActive":false,"wgFlaggedRevsParams":{"tags":{"status":{"levels":1}}},"wgMediaViewerOnClick":true,"wgMediaViewerEnabledByDefault":true,"wgPopupsFlags":0,"wgVisualEditor":{"pageLanguageCode":"en","pageLanguageDir":"ltr","pageVariantFallbacks":"en"},"wgMFDisplayWikibaseDescriptions":{"search":true,"watchlist":true,"tagline":false,"nearby":true},"wgWMESchemaEditAttemptStepOversample":false,"wgWMEPageLength":9000, "wgRelatedArticlesCompat":[],"wgCentralAuthMobileDomain":false,"wgEditSubmitButtonLabelPublish":true,"wgULSPosition":"interlanguage","wgULSisCompactLinksEnabled":false,"wgVector2022LanguageInHeader":true,"wgULSisLanguageSelectorEmpty":false,"wgWikibaseItemId":"Q106756","wgCheckUserClientHintsHeadersJsApi":["brands","architecture","bitness","fullVersionList","mobile","model","platform","platformVersion"],"GEHomepageSuggestedEditsEnableTopics":true,"wgGETopicsMatchModeEnabled":false,"wgGEStructuredTaskRejectionReasonTextInputEnabled":false,"wgGELevelingUpEnabledForUser":false};RLSTATE={"ext.globalCssJs.user.styles":"ready","site.styles":"ready","user.styles":"ready","ext.globalCssJs.user":"ready","user":"ready","user.options":"loading","ext.cite.styles":"ready","skins.vector.search.codex.styles":"ready","skins.vector.styles":"ready","skins.vector.icons":"ready","jquery.makeCollapsible.styles":"ready","ext.wikimediamessages.styles":"ready","ext.visualEditor.desktopArticleTarget.noscript": "ready","ext.uls.interlanguage":"ready","wikibase.client.init":"ready","ext.wikimediaBadges":"ready"};RLPAGEMODULES=["ext.cite.ux-enhancements","site","mediawiki.page.ready","jquery.makeCollapsible","mediawiki.toc","skins.vector.js","ext.centralNotice.geoIP","ext.centralNotice.startUp","ext.gadget.ReferenceTooltips","ext.gadget.switcher","ext.urlShortener.toolbar","ext.centralauth.centralautologin","mmv.bootstrap","ext.popups","ext.visualEditor.desktopArticleTarget.init","ext.visualEditor.targetLoader","ext.echo.centralauth","ext.eventLogging","ext.wikimediaEvents","ext.navigationTiming","ext.uls.interface","ext.cx.eventlogging.campaigns","ext.cx.uls.quick.actions","wikibase.client.vector-2022","ext.checkUser.clientHints","ext.quicksurveys.init","ext.growthExperiments.SuggestedEditSession","wikibase.sidebar.tracking"];</script> <script>(RLQ=window.RLQ||[]).push(function(){mw.loader.impl(function(){return["user.options@12s5i",function($,jQuery,require,module){mw.user.tokens.set({"patrolToken":"+\\","watchToken":"+\\","csrfToken":"+\\"}); }];});});</script> <link rel="stylesheet" href="/w/load.php?lang=en&modules=ext.cite.styles%7Cext.uls.interlanguage%7Cext.visualEditor.desktopArticleTarget.noscript%7Cext.wikimediaBadges%7Cext.wikimediamessages.styles%7Cjquery.makeCollapsible.styles%7Cskins.vector.icons%2Cstyles%7Cskins.vector.search.codex.styles%7Cwikibase.client.init&only=styles&skin=vector-2022"> <script async="" src="/w/load.php?lang=en&modules=startup&only=scripts&raw=1&skin=vector-2022"></script> <meta name="ResourceLoaderDynamicStyles" content=""> <link rel="stylesheet" href="/w/load.php?lang=en&modules=site.styles&only=styles&skin=vector-2022"> <meta name="generator" content="MediaWiki 1.44.0-wmf.4"> <meta name="referrer" content="origin"> <meta name="referrer" content="origin-when-cross-origin"> <meta name="robots" content="max-image-preview:standard"> <meta name="format-detection" content="telephone=no"> <meta property="og:image" content="https://upload.wikimedia.org/wikipedia/commons/8/84/James_Batcheller_Sumner.jpg"> <meta property="og:image:width" content="1200"> <meta property="og:image:height" content="1697"> <meta property="og:image" content="https://upload.wikimedia.org/wikipedia/commons/8/84/James_Batcheller_Sumner.jpg"> <meta property="og:image:width" content="800"> <meta property="og:image:height" content="1131"> <meta property="og:image:width" content="640"> <meta property="og:image:height" content="905"> <meta name="viewport" content="width=1120"> <meta property="og:title" content="James B. Sumner - Wikipedia"> <meta property="og:type" content="website"> <link rel="preconnect" href="//upload.wikimedia.org"> <link rel="alternate" media="only screen and (max-width: 640px)" href="//en.m.wikipedia.org/wiki/James_B._Sumner"> <link rel="alternate" type="application/x-wiki" title="Edit this page" href="/w/index.php?title=James_B._Sumner&action=edit"> <link rel="apple-touch-icon" href="/static/apple-touch/wikipedia.png"> <link rel="icon" href="/static/favicon/wikipedia.ico"> <link rel="search" type="application/opensearchdescription+xml" href="/w/rest.php/v1/search" title="Wikipedia (en)"> <link rel="EditURI" type="application/rsd+xml" href="//en.wikipedia.org/w/api.php?action=rsd"> <link rel="canonical" href="https://en.wikipedia.org/wiki/James_B._Sumner"> <link rel="license" href="https://creativecommons.org/licenses/by-sa/4.0/deed.en"> <link rel="alternate" type="application/atom+xml" title="Wikipedia Atom feed" href="/w/index.php?title=Special:RecentChanges&feed=atom"> <link rel="dns-prefetch" href="//meta.wikimedia.org" /> <link rel="dns-prefetch" href="//login.wikimedia.org"> </head> <body class="skin--responsive skin-vector skin-vector-search-vue mediawiki ltr sitedir-ltr mw-hide-empty-elt ns-0 ns-subject mw-editable page-James_B_Sumner rootpage-James_B_Sumner skin-vector-2022 action-view"><a class="mw-jump-link" href="#bodyContent">Jump to content</a> <div class="vector-header-container"> <header class="vector-header mw-header"> <div class="vector-header-start"> <nav class="vector-main-menu-landmark" aria-label="Site"> <div id="vector-main-menu-dropdown" class="vector-dropdown vector-main-menu-dropdown vector-button-flush-left vector-button-flush-right" > <input type="checkbox" id="vector-main-menu-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-main-menu-dropdown" class="vector-dropdown-checkbox " aria-label="Main menu" > <label id="vector-main-menu-dropdown-label" for="vector-main-menu-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-menu mw-ui-icon-wikimedia-menu"></span> <span class="vector-dropdown-label-text">Main menu</span> </label> <div class="vector-dropdown-content"> <div id="vector-main-menu-unpinned-container" class="vector-unpinned-container"> <div id="vector-main-menu" class="vector-main-menu vector-pinnable-element"> <div class="vector-pinnable-header vector-main-menu-pinnable-header vector-pinnable-header-unpinned" data-feature-name="main-menu-pinned" data-pinnable-element-id="vector-main-menu" data-pinned-container-id="vector-main-menu-pinned-container" data-unpinned-container-id="vector-main-menu-unpinned-container" > <div class="vector-pinnable-header-label">Main menu</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-main-menu.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-main-menu.unpin">hide</button> </div> <div id="p-navigation" class="vector-menu mw-portlet mw-portlet-navigation" > <div class="vector-menu-heading"> Navigation </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-mainpage-description" class="mw-list-item"><a href="/wiki/Main_Page" title="Visit the main page [z]" accesskey="z"><span>Main page</span></a></li><li id="n-contents" class="mw-list-item"><a href="/wiki/Wikipedia:Contents" title="Guides to browsing Wikipedia"><span>Contents</span></a></li><li id="n-currentevents" class="mw-list-item"><a href="/wiki/Portal:Current_events" title="Articles related to current events"><span>Current events</span></a></li><li id="n-randompage" class="mw-list-item"><a href="/wiki/Special:Random" title="Visit a randomly selected article [x]" accesskey="x"><span>Random article</span></a></li><li id="n-aboutsite" class="mw-list-item"><a href="/wiki/Wikipedia:About" title="Learn about Wikipedia and how it works"><span>About Wikipedia</span></a></li><li id="n-contactpage" class="mw-list-item"><a href="//en.wikipedia.org/wiki/Wikipedia:Contact_us" title="How to contact Wikipedia"><span>Contact us</span></a></li> </ul> </div> </div> <div id="p-interaction" class="vector-menu mw-portlet mw-portlet-interaction" > <div class="vector-menu-heading"> Contribute </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-help" class="mw-list-item"><a href="/wiki/Help:Contents" title="Guidance on how to use and edit Wikipedia"><span>Help</span></a></li><li id="n-introduction" class="mw-list-item"><a href="/wiki/Help:Introduction" title="Learn how to edit Wikipedia"><span>Learn to edit</span></a></li><li id="n-portal" class="mw-list-item"><a href="/wiki/Wikipedia:Community_portal" title="The hub for editors"><span>Community portal</span></a></li><li id="n-recentchanges" class="mw-list-item"><a href="/wiki/Special:RecentChanges" title="A list of recent changes to Wikipedia [r]" accesskey="r"><span>Recent changes</span></a></li><li id="n-upload" class="mw-list-item"><a href="/wiki/Wikipedia:File_upload_wizard" title="Add images or other media for use on Wikipedia"><span>Upload file</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> <a href="/wiki/Main_Page" class="mw-logo"> <img class="mw-logo-icon" src="/static/images/icons/wikipedia.png" alt="" aria-hidden="true" height="50" width="50"> <span class="mw-logo-container skin-invert"> <img class="mw-logo-wordmark" alt="Wikipedia" src="/static/images/mobile/copyright/wikipedia-wordmark-en.svg" style="width: 7.5em; height: 1.125em;"> <img class="mw-logo-tagline" alt="The Free Encyclopedia" src="/static/images/mobile/copyright/wikipedia-tagline-en.svg" width="117" height="13" style="width: 7.3125em; height: 0.8125em;"> </span> </a> </div> <div class="vector-header-end"> <div id="p-search" role="search" class="vector-search-box-vue vector-search-box-collapses vector-search-box-show-thumbnail vector-search-box-auto-expand-width vector-search-box"> <a href="/wiki/Special:Search" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only search-toggle" title="Search Wikipedia [f]" accesskey="f"><span class="vector-icon mw-ui-icon-search mw-ui-icon-wikimedia-search"></span> <span>Search</span> </a> <div class="vector-typeahead-search-container"> <div class="cdx-typeahead-search cdx-typeahead-search--show-thumbnail cdx-typeahead-search--auto-expand-width"> <form action="/w/index.php" id="searchform" class="cdx-search-input cdx-search-input--has-end-button"> <div id="simpleSearch" class="cdx-search-input__input-wrapper" data-search-loc="header-moved"> <div class="cdx-text-input cdx-text-input--has-start-icon"> <input class="cdx-text-input__input" type="search" name="search" placeholder="Search Wikipedia" aria-label="Search Wikipedia" autocapitalize="sentences" title="Search Wikipedia [f]" accesskey="f" id="searchInput" > <span class="cdx-text-input__icon cdx-text-input__start-icon"></span> </div> <input type="hidden" name="title" value="Special:Search"> </div> <button class="cdx-button cdx-search-input__end-button">Search</button> </form> </div> </div> </div> <nav class="vector-user-links vector-user-links-wide" aria-label="Personal tools"> <div class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="Appearance"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="Change the appearance of the page's font size, width, and color" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Appearance" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">Appearance</span> </label> <div class="vector-dropdown-content"> <div id="vector-appearance-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div id="p-vector-user-menu-notifications" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="https://donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_en.wikipedia.org&uselang=en" class=""><span>Donate</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Special:CreateAccount&returnto=James+B.+Sumner" title="You are encouraged to create an account and log in; however, it is not mandatory" class=""><span>Create account</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Special:UserLogin&returnto=James+B.+Sumner" title="You're encouraged to log in; however, it's not mandatory. [o]" accesskey="o" class=""><span>Log in</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Log in and more options" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Personal tools" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Personal tools</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="User menu" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="https://donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_en.wikipedia.org&uselang=en"><span>Donate</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Special:CreateAccount&returnto=James+B.+Sumner" title="You are encouraged to create an account and log in; however, it is not mandatory"><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Create account</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Special:UserLogin&returnto=James+B.+Sumner" title="You're encouraged to log in; however, it's not mandatory. [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Log in</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Pages for logged out editors <a href="/wiki/Help:Introduction" aria-label="Learn more about editing"><span>learn more</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Special:MyContributions" title="A list of edits made from this IP address [y]" accesskey="y"><span>Contributions</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Special:MyTalk" title="Discussion about edits from this IP address [n]" accesskey="n"><span>Talk</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Site"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Contents" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Contents</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">hide</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">(Top)</div> </a> </li> <li id="toc-Biography" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Biography"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Biography</span> </div> </a> <ul id="toc-Biography-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Research" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Research"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Research</span> </div> </a> <ul id="toc-Research-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Honors_and_awards" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Honors_and_awards"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Honors and awards</span> </div> </a> <ul id="toc-Honors_and_awards-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Death" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Death"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Death</span> </div> </a> <ul id="toc-Death-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-References" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#References"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>References</span> </div> </a> <ul id="toc-References-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Further_reading" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Further_reading"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Further reading</span> </div> </a> <ul id="toc-Further_reading-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-External_links" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#External_links"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>External links</span> </div> </a> <ul id="toc-External_links-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Contents" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Toggle the table of contents" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Toggle the table of contents</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">James B. Sumner</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Go to an article in another language. Available in 61 languages" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-61" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">61 languages</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%AC%D9%8A%D9%85%D8%B3_%D8%B3%D9%88%D9%85%D9%86%D8%B1" title="جيمس سومنر – Arabic" lang="ar" hreflang="ar" data-title="جيمس سومنر" data-language-autonym="العربية" data-language-local-name="Arabic" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-azb mw-list-item"><a href="https://azb.wikipedia.org/wiki/%D8%AC%DB%8C%D9%85%D8%B2_%D8%A8%DA%86%D9%84%D8%B1_%D8%B3%D8%A7%D9%85%D9%86%D8%B1" title="جیمز بچلر سامنر – South Azerbaijani" lang="azb" hreflang="azb" data-title="جیمز بچلر سامنر" data-language-autonym="تۆرکجه" data-language-local-name="South Azerbaijani" class="interlanguage-link-target"><span>تۆرکجه</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%9C%E0%A7%87%E0%A6%AE%E0%A6%B8_%E0%A6%AC%E0%A7%8D%E0%A6%AF%E0%A6%BE%E0%A6%9A%E0%A7%87%E0%A6%B2%E0%A6%BE%E0%A6%B0_%E0%A6%B8%E0%A6%BE%E0%A6%AE%E0%A6%A8%E0%A6%BE%E0%A6%B0" title="জেমস ব্যাচেলার সামনার – Bangla" lang="bn" hreflang="bn" data-title="জেমস ব্যাচেলার সামনার" data-language-autonym="বাংলা" data-language-local-name="Bangla" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/James_B._Sumner" title="James B. Sumner – Minnan" lang="nan" hreflang="nan" data-title="James B. Sumner" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="Minnan" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%94%D0%B6%D1%8D%D0%B9%D0%BC%D1%81_%D0%91%D1%8D%D1%82%D1%87%D1%8D%D0%BB%D0%B5%D1%80_%D0%A1%D0%B0%D0%BC%D0%BD%D0%B5%D1%80" title="Джэймс Бэтчэлер Самнер – Belarusian" lang="be" hreflang="be" data-title="Джэймс Бэтчэлер Самнер" data-language-autonym="Беларуская" data-language-local-name="Belarusian" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%94%D0%B6%D0%B5%D0%B9%D0%BC%D1%81_%D0%A1%D1%8A%D0%BC%D0%BD%D1%8A%D1%80" title="Джеймс Съмнър – Bulgarian" lang="bg" hreflang="bg" data-title="Джеймс Съмнър" data-language-autonym="Български" data-language-local-name="Bulgarian" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/James_Batcheller_Sumner" title="James Batcheller Sumner – Catalan" lang="ca" hreflang="ca" data-title="James Batcheller Sumner" data-language-autonym="Català" data-language-local-name="Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/James_Batcheller_Sumner" title="James Batcheller Sumner – Czech" lang="cs" hreflang="cs" data-title="James Batcheller Sumner" data-language-autonym="Čeština" data-language-local-name="Czech" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/James_B._Sumner" title="James B. Sumner – Danish" lang="da" hreflang="da" data-title="James B. Sumner" data-language-autonym="Dansk" data-language-local-name="Danish" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/James_Batcheller_Sumner" title="James Batcheller Sumner – German" lang="de" hreflang="de" data-title="James Batcheller Sumner" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%A4%CE%B6%CE%AD%CE%B9%CE%BC%CF%82_%CE%A3%CE%AC%CE%BC%CE%BD%CE%B5%CF%81" title="Τζέιμς Σάμνερ – Greek" lang="el" hreflang="el" data-title="Τζέιμς Σάμνερ" data-language-autonym="Ελληνικά" data-language-local-name="Greek" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/James_Batcheller_Sumner" title="James Batcheller Sumner – Spanish" lang="es" hreflang="es" data-title="James Batcheller Sumner" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/James_B._Sumner" title="James B. Sumner – Basque" lang="eu" hreflang="eu" data-title="James B. Sumner" data-language-autonym="Euskara" data-language-local-name="Basque" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%AC%DB%8C%D9%85%D8%B2_%D8%A8%DA%86%D9%84%D8%B1_%D8%B3%D8%A7%D9%85%D9%86%D8%B1" title="جیمز بچلر سامنر – Persian" lang="fa" hreflang="fa" data-title="جیمز بچلر سامنر" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/James_Batcheller_Sumner" title="James Batcheller Sumner – French" lang="fr" hreflang="fr" data-title="James Batcheller Sumner" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-gd mw-list-item"><a href="https://gd.wikipedia.org/wiki/James_Batcheller_Sumner" title="James Batcheller Sumner – Scottish Gaelic" lang="gd" hreflang="gd" data-title="James Batcheller Sumner" data-language-autonym="Gàidhlig" data-language-local-name="Scottish Gaelic" class="interlanguage-link-target"><span>Gàidhlig</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/James_Batcheller_Sumner" title="James Batcheller Sumner – Galician" lang="gl" hreflang="gl" data-title="James Batcheller Sumner" data-language-autonym="Galego" data-language-local-name="Galician" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-hak mw-list-item"><a href="https://hak.wikipedia.org/wiki/James_B._Sumner" title="James B. Sumner – Hakka Chinese" lang="hak" hreflang="hak" data-title="James B. Sumner" data-language-autonym="客家語 / Hak-kâ-ngî" data-language-local-name="Hakka Chinese" class="interlanguage-link-target"><span>客家語 / Hak-kâ-ngî</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EC%A0%9C%EC%9E%84%EC%8A%A4_B._%EC%84%AC%EB%84%88" title="제임스 B. 섬너 – Korean" lang="ko" hreflang="ko" data-title="제임스 B. 섬너" data-language-autonym="한국어" data-language-local-name="Korean" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D5%8B%D5%A5%D5%B5%D5%B4%D5%BD_%D4%B2%D5%A5%D5%A9%D5%B9%D5%A5%D5%AC%D5%AC%D5%A5%D6%80_%D5%8D%D5%A1%D5%B4%D5%B6%D5%A5%D6%80" title="Ջեյմս Բեթչելլեր Սամներ – Armenian" lang="hy" hreflang="hy" data-title="Ջեյմս Բեթչելլեր Սամներ" data-language-autonym="Հայերեն" data-language-local-name="Armenian" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-io mw-list-item"><a href="https://io.wikipedia.org/wiki/James_Batcheller_Sumner" title="James Batcheller Sumner – Ido" lang="io" hreflang="io" data-title="James Batcheller Sumner" data-language-autonym="Ido" data-language-local-name="Ido" class="interlanguage-link-target"><span>Ido</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/James_Batcheller_Sumner" title="James Batcheller Sumner – Indonesian" lang="id" hreflang="id" data-title="James Batcheller Sumner" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indonesian" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/James_Batcheller_Sumner" title="James Batcheller Sumner – Italian" lang="it" hreflang="it" data-title="James Batcheller Sumner" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%92%27%D7%99%D7%99%D7%9E%D7%A1_%D7%91%D7%98%D7%A9%D7%9C%D7%A8_%D7%A1%D7%90%D7%9E%D7%A0%D7%A8" title="ג'יימס בטשלר סאמנר – Hebrew" lang="he" hreflang="he" data-title="ג'יימס בטשלר סאמנר" data-language-autonym="עברית" data-language-local-name="Hebrew" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%AF%E1%83%94%E1%83%98%E1%83%9B%E1%83%96_%E1%83%A1%E1%83%90%E1%83%9B%E1%83%9C%E1%83%94%E1%83%A0%E1%83%98" title="ჯეიმზ სამნერი – Georgian" lang="ka" hreflang="ka" data-title="ჯეიმზ სამნერი" data-language-autonym="ქართული" data-language-local-name="Georgian" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%94%D0%B6%D0%B5%D0%B9%D0%BC%D1%81_%D0%91%D0%B5%D1%82%D1%87%D0%B5%D0%BB%D0%BB%D0%B5%D1%80_%D0%A1%D0%B0%D0%BC%D0%BD%D0%B5%D1%80" title="Джеймс Бетчеллер Самнер – Kazakh" lang="kk" hreflang="kk" data-title="Джеймс Бетчеллер Самнер" data-language-autonym="Қазақша" data-language-local-name="Kazakh" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-sw mw-list-item"><a href="https://sw.wikipedia.org/wiki/James_B._Sumner" title="James B. Sumner – Swahili" lang="sw" hreflang="sw" data-title="James B. Sumner" data-language-autonym="Kiswahili" data-language-local-name="Swahili" class="interlanguage-link-target"><span>Kiswahili</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Iacobus_Batcheller_Sumner" title="Iacobus Batcheller Sumner – Latin" lang="la" hreflang="la" data-title="Iacobus Batcheller Sumner" data-language-autonym="Latina" data-language-local-name="Latin" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/D%C5%BEeimss_Samners" title="Džeimss Samners – Latvian" lang="lv" hreflang="lv" data-title="Džeimss Samners" data-language-autonym="Latviešu" data-language-local-name="Latvian" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/James_B._Sumner" title="James B. Sumner – Hungarian" lang="hu" hreflang="hu" data-title="James B. Sumner" data-language-autonym="Magyar" data-language-local-name="Hungarian" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-xmf mw-list-item"><a href="https://xmf.wikipedia.org/wiki/%E1%83%AF%E1%83%94%E1%83%98%E1%83%9B%E1%83%A1_%E1%83%A1%E1%83%90%E1%83%9B%E1%83%9C%E1%83%94%E1%83%A0%E1%83%98" title="ჯეიმს სამნერი – Mingrelian" lang="xmf" hreflang="xmf" data-title="ჯეიმს სამნერი" data-language-autonym="მარგალური" data-language-local-name="Mingrelian" class="interlanguage-link-target"><span>მარგალური</span></a></li><li class="interlanguage-link interwiki-arz mw-list-item"><a href="https://arz.wikipedia.org/wiki/%D8%AC%D9%8A%D9%85%D8%B3_%D8%B3%D9%88%D9%85%D9%86%D8%B1_(%D8%B9%D8%A7%D9%84%D9%85_%D9%81%D9%8A%D8%B1%D9%88%D8%B3%D8%A7%D8%AA_%D9%85%D9%86_%D8%A7%D9%85%D8%B1%D9%8A%D9%83%D8%A7)" title="جيمس سومنر (عالم فيروسات من امريكا) – Egyptian Arabic" lang="arz" hreflang="arz" data-title="جيمس سومنر (عالم فيروسات من امريكا)" data-language-autonym="مصرى" data-language-local-name="Egyptian Arabic" class="interlanguage-link-target"><span>مصرى</span></a></li><li class="interlanguage-link interwiki-mzn mw-list-item"><a href="https://mzn.wikipedia.org/wiki/%D8%AC%DB%8C%D9%85%D8%B2_%D8%A8%DA%86%D9%84%D8%B1_%D8%B3%D8%A7%D9%85%D9%86%D8%B1" title="جیمز بچلر سامنر – Mazanderani" lang="mzn" hreflang="mzn" data-title="جیمز بچلر سامنر" data-language-autonym="مازِرونی" data-language-local-name="Mazanderani" class="interlanguage-link-target"><span>مازِرونی</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/James_B._Sumner" title="James B. Sumner – Malay" lang="ms" hreflang="ms" data-title="James B. Sumner" data-language-autonym="Bahasa Melayu" data-language-local-name="Malay" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-my mw-list-item"><a href="https://my.wikipedia.org/wiki/%E1%80%82%E1%80%BB%E1%80%AD%E1%80%99%E1%80%BA%E1%80%B8%E1%80%85%E1%80%BA_%E1%80%98%E1%80%90%E1%80%BA%E1%80%81%E1%80%BB%E1%80%BA%E1%80%A1%E1%80%9A%E1%80%BA%E1%80%9C%E1%80%AC_%E1%80%86%E1%80%99%E1%80%BA%E1%80%B8%E1%80%94%E1%80%AC" title="ဂျိမ်းစ် ဘတ်ချ်အယ်လာ ဆမ်းနာ – Burmese" lang="my" hreflang="my" data-title="ဂျိမ်းစ် ဘတ်ချ်အယ်လာ ဆမ်းနာ" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="Burmese" class="interlanguage-link-target"><span>မြန်မာဘာသာ</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/James_Batcheller_Sumner" title="James Batcheller Sumner – Dutch" lang="nl" hreflang="nl" data-title="James Batcheller Sumner" data-language-autonym="Nederlands" data-language-local-name="Dutch" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%82%B8%E3%82%A7%E3%83%BC%E3%83%A0%E3%82%BA%E3%83%BB%E3%82%B5%E3%83%A0%E3%83%8A%E3%83%BC" title="ジェームズ・サムナー – Japanese" lang="ja" hreflang="ja" data-title="ジェームズ・サムナー" data-language-autonym="日本語" data-language-local-name="Japanese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/James_B._Sumner" title="James B. Sumner – Norwegian Bokmål" lang="nb" hreflang="nb" data-title="James B. Sumner" data-language-autonym="Norsk bokmål" data-language-local-name="Norwegian Bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/James_Batcheller_Sumner" title="James Batcheller Sumner – Occitan" lang="oc" hreflang="oc" data-title="James Batcheller Sumner" data-language-autonym="Occitan" data-language-local-name="Occitan" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/James_B._Sumner" title="James B. Sumner – Uzbek" lang="uz" hreflang="uz" data-title="James B. Sumner" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="Uzbek" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-pnb mw-list-item"><a href="https://pnb.wikipedia.org/wiki/%D8%AC%DB%8C%D9%85%D8%B2_%D8%B3%D9%85%D9%86%D8%B1" title="جیمز سمنر – Western Punjabi" lang="pnb" hreflang="pnb" data-title="جیمز سمنر" data-language-autonym="پنجابی" data-language-local-name="Western Punjabi" class="interlanguage-link-target"><span>پنجابی</span></a></li><li class="interlanguage-link interwiki-nds mw-list-item"><a href="https://nds.wikipedia.org/wiki/James_Batcheller_Sumner" title="James Batcheller Sumner – Low German" lang="nds" hreflang="nds" data-title="James Batcheller Sumner" data-language-autonym="Plattdüütsch" data-language-local-name="Low German" class="interlanguage-link-target"><span>Plattdüütsch</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/James_Sumner" title="James Sumner – Polish" lang="pl" hreflang="pl" data-title="James Sumner" data-language-autonym="Polski" data-language-local-name="Polish" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/James_Batcheller_Sumner" title="James Batcheller Sumner – Portuguese" lang="pt" hreflang="pt" data-title="James Batcheller Sumner" data-language-autonym="Português" data-language-local-name="Portuguese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/James_B._Sumner" title="James B. Sumner – Romanian" lang="ro" hreflang="ro" data-title="James B. Sumner" data-language-autonym="Română" data-language-local-name="Romanian" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%A1%D0%B0%D0%BC%D0%BD%D0%B5%D1%80,_%D0%94%D0%B6%D0%B5%D0%B9%D0%BC%D1%81_%D0%91%D0%B0%D1%82%D1%87%D0%B5%D0%BB%D0%BB%D0%B5%D1%80" title="Самнер, Джеймс Батчеллер – Russian" lang="ru" hreflang="ru" data-title="Самнер, Джеймс Батчеллер" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sco mw-list-item"><a href="https://sco.wikipedia.org/wiki/James_Batcheller_Sumner" title="James Batcheller Sumner – Scots" lang="sco" hreflang="sco" data-title="James Batcheller Sumner" data-language-autonym="Scots" data-language-local-name="Scots" class="interlanguage-link-target"><span>Scots</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/James_Batcheller_Sumner" title="James Batcheller Sumner – Slovak" lang="sk" hreflang="sk" data-title="James Batcheller Sumner" data-language-autonym="Slovenčina" data-language-local-name="Slovak" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%8F%D0%B5%D1%98%D0%BC%D1%81_%D0%91%D0%B0%D1%87%D0%B5%D0%BB%D0%B5%D1%80_%D0%A1%D0%B0%D0%BC%D0%BD%D0%B5%D1%80" title="Џејмс Бачелер Самнер – Serbian" lang="sr" hreflang="sr" data-title="Џејмс Бачелер Самнер" data-language-autonym="Српски / srpski" data-language-local-name="Serbian" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/James_B._Sumner" title="James B. Sumner – Serbo-Croatian" lang="sh" hreflang="sh" data-title="James B. Sumner" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="Serbo-Croatian" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/James_B._Sumner" title="James B. Sumner – Finnish" lang="fi" hreflang="fi" data-title="James B. Sumner" data-language-autonym="Suomi" data-language-local-name="Finnish" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/James_Sumner" title="James Sumner – Swedish" lang="sv" hreflang="sv" data-title="James Sumner" data-language-autonym="Svenska" data-language-local-name="Swedish" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-tt mw-list-item"><a href="https://tt.wikipedia.org/wiki/%D2%96%D0%B5%D0%B9%D0%BC%D1%81_%D0%91%D0%B0%D1%82%D1%87%D0%B5%D0%BB%D0%BB%D0%B5%D1%80_%D0%A1%D0%B0%D0%BC%D0%BD%D0%B5%D1%80" title="Җеймс Батчеллер Самнер – Tatar" lang="tt" hreflang="tt" data-title="Җеймс Батчеллер Самнер" data-language-autonym="Татарча / tatarça" data-language-local-name="Tatar" class="interlanguage-link-target"><span>Татарча / tatarça</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/James_Sumner" title="James Sumner – Turkish" lang="tr" hreflang="tr" data-title="James Sumner" data-language-autonym="Türkçe" data-language-local-name="Turkish" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%94%D0%B6%D0%B5%D0%B9%D0%BC%D1%81_%D0%A1%D0%B0%D0%BC%D0%BD%D0%B5%D1%80" title="Джеймс Самнер – Ukrainian" lang="uk" hreflang="uk" data-title="Джеймс Самнер" data-language-autonym="Українська" data-language-local-name="Ukrainian" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-ur mw-list-item"><a href="https://ur.wikipedia.org/wiki/%D8%AC%DB%8C%D9%85%D8%B2_%D8%A8%DB%8C_%D8%B3%D9%85%D8%B1" title="جیمز بی سمر – Urdu" lang="ur" hreflang="ur" data-title="جیمز بی سمر" data-language-autonym="اردو" data-language-local-name="Urdu" class="interlanguage-link-target"><span>اردو</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/James_Batcheller_Sumner" title="James Batcheller Sumner – Vietnamese" lang="vi" hreflang="vi" data-title="James Batcheller Sumner" data-language-autonym="Tiếng Việt" data-language-local-name="Vietnamese" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E8%A9%B9%E5%A7%86%E6%96%AF%C2%B7B%C2%B7%E8%90%A8%E5%A7%86%E7%BA%B3" title="詹姆斯·B·萨姆纳 – Wu" lang="wuu" hreflang="wuu" data-title="詹姆斯·B·萨姆纳" data-language-autonym="吴语" data-language-local-name="Wu" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-yo mw-list-item"><a href="https://yo.wikipedia.org/wiki/James_B._Sumner" title="James B. Sumner – Yoruba" lang="yo" hreflang="yo" data-title="James B. Sumner" data-language-autonym="Yorùbá" data-language-local-name="Yoruba" class="interlanguage-link-target"><span>Yorùbá</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E5%8D%A0%E5%A3%AB%C2%B7B%C2%B7%E6%A3%AE%E6%8B%BF" title="占士·B·森拿 – Cantonese" lang="yue" hreflang="yue" data-title="占士·B·森拿" data-language-autonym="粵語" data-language-local-name="Cantonese" class="interlanguage-link-target"><span>粵語</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E8%A9%B9%E5%A7%86%E6%96%AF%C2%B7B%C2%B7%E8%90%A8%E5%A7%86%E7%BA%B3" title="詹姆斯·B·萨姆纳 – Chinese" lang="zh" hreflang="zh" data-title="詹姆斯·B·萨姆纳" data-language-autonym="中文" data-language-local-name="Chinese" class="interlanguage-link-target"><span>中文</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q106756#sitelinks-wikipedia" title="Edit interlanguage links" class="wbc-editpage">Edit links</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Namespaces"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/James_B._Sumner" title="View the content page [c]" accesskey="c"><span>Article</span></a></li><li id="ca-talk" class="vector-tab-noicon mw-list-item"><a href="/wiki/Talk:James_B._Sumner" rel="discussion" title="Discuss improvements to the content page [t]" accesskey="t"><span>Talk</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Change language variant" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">English</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Views"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/James_B._Sumner"><span>Read</span></a></li><li id="ca-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=James_B._Sumner&action=edit" title="Edit this page [e]" accesskey="e"><span>Edit</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=James_B._Sumner&action=history" title="Past revisions of this page [h]" accesskey="h"><span>View history</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Tools" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Tools</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Tools</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">hide</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="More options" > <div class="vector-menu-heading"> Actions </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/James_B._Sumner"><span>Read</span></a></li><li id="ca-more-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=James_B._Sumner&action=edit" title="Edit this page [e]" accesskey="e"><span>Edit</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=James_B._Sumner&action=history"><span>View history</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> General </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Special:WhatLinksHere/James_B._Sumner" title="List of all English Wikipedia pages containing links to this page [j]" accesskey="j"><span>What links here</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Special:RecentChangesLinked/James_B._Sumner" rel="nofollow" title="Recent changes in pages linked from this page [k]" accesskey="k"><span>Related changes</span></a></li><li id="t-upload" class="mw-list-item"><a href="/wiki/Wikipedia:File_Upload_Wizard" title="Upload files [u]" accesskey="u"><span>Upload file</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Special:SpecialPages" title="A list of all special pages [q]" accesskey="q"><span>Special pages</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=James_B._Sumner&oldid=1239404349" title="Permanent link to this revision of this page"><span>Permanent link</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=James_B._Sumner&action=info" title="More information about this page"><span>Page information</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Special:CiteThisPage&page=James_B._Sumner&id=1239404349&wpFormIdentifier=titleform" title="Information on how to cite this page"><span>Cite this page</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Special:UrlShortener&url=https%3A%2F%2Fen.wikipedia.org%2Fwiki%2FJames_B._Sumner"><span>Get shortened URL</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Special:QrCode&url=https%3A%2F%2Fen.wikipedia.org%2Fwiki%2FJames_B._Sumner"><span>Download QR code</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Print/export </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Special:DownloadAsPdf&page=James_B._Sumner&action=show-download-screen" title="Download this page as a PDF file"><span>Download as PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=James_B._Sumner&printable=yes" title="Printable version of this page [p]" accesskey="p"><span>Printable version</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> In other projects </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Category:James_Batcheller_Sumner" hreflang="en"><span>Wikimedia Commons</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q106756" title="Structured data on this page hosted by Wikidata [g]" accesskey="g"><span>Wikidata item</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Appearance"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Appearance</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">hide</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">From Wikipedia, the free encyclopedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">American chemist</div> <style data-mw-deduplicate="TemplateStyles:r1251242444">.mw-parser-output .ambox{border:1px solid #a2a9b1;border-left:10px solid #36c;background-color:#fbfbfb;box-sizing:border-box}.mw-parser-output .ambox+link+.ambox,.mw-parser-output .ambox+link+style+.ambox,.mw-parser-output .ambox+link+link+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+style+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+link+.ambox{margin-top:-1px}html body.mediawiki .mw-parser-output .ambox.mbox-small-left{margin:4px 1em 4px 0;overflow:hidden;width:238px;border-collapse:collapse;font-size:88%;line-height:1.25em}.mw-parser-output .ambox-speedy{border-left:10px solid #b32424;background-color:#fee7e6}.mw-parser-output .ambox-delete{border-left:10px solid #b32424}.mw-parser-output .ambox-content{border-left:10px solid #f28500}.mw-parser-output .ambox-style{border-left:10px solid #fc3}.mw-parser-output .ambox-move{border-left:10px solid #9932cc}.mw-parser-output .ambox-protection{border-left:10px solid #a2a9b1}.mw-parser-output .ambox .mbox-text{border:none;padding:0.25em 0.5em;width:100%}.mw-parser-output .ambox .mbox-image{border:none;padding:2px 0 2px 0.5em;text-align:center}.mw-parser-output .ambox .mbox-imageright{border:none;padding:2px 0.5em 2px 0;text-align:center}.mw-parser-output .ambox .mbox-empty-cell{border:none;padding:0;width:1px}.mw-parser-output .ambox .mbox-image-div{width:52px}@media(min-width:720px){.mw-parser-output .ambox{margin:0 10%}}@media print{body.ns-0 .mw-parser-output .ambox{display:none!important}}</style><table class="box-More_citations_needed plainlinks metadata ambox ambox-content ambox-Refimprove" role="presentation"><tbody><tr><td class="mbox-image"><div class="mbox-image-div"><span typeof="mw:File"><a href="/wiki/File:Question_book-new.svg" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/99/Question_book-new.svg/50px-Question_book-new.svg.png" decoding="async" width="50" height="39" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/99/Question_book-new.svg/75px-Question_book-new.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/99/Question_book-new.svg/100px-Question_book-new.svg.png 2x" data-file-width="512" data-file-height="399" /></a></span></div></td><td class="mbox-text"><div class="mbox-text-span">This article <b>needs additional citations for <a href="/wiki/Wikipedia:Verifiability" title="Wikipedia:Verifiability">verification</a></b>.<span class="hide-when-compact"> Please help <a href="/wiki/Special:EditPage/James_B._Sumner" title="Special:EditPage/James B. Sumner">improve this article</a> by <a href="/wiki/Help:Referencing_for_beginners" title="Help:Referencing for beginners">adding citations to reliable sources</a>. Unsourced material may be challenged and removed.<br /><small><span class="plainlinks"><i>Find sources:</i> <a rel="nofollow" class="external text" href="https://www.google.com/search?as_eq=wikipedia&q=%22James+B.+Sumner%22">"James B. Sumner"</a> – <a rel="nofollow" class="external text" href="https://www.google.com/search?tbm=nws&q=%22James+B.+Sumner%22+-wikipedia&tbs=ar:1">news</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.google.com/search?&q=%22James+B.+Sumner%22&tbs=bkt:s&tbm=bks">newspapers</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.google.com/search?tbs=bks:1&q=%22James+B.+Sumner%22+-wikipedia">books</a> <b>·</b> <a rel="nofollow" class="external text" href="https://scholar.google.com/scholar?q=%22James+B.+Sumner%22">scholar</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.jstor.org/action/doBasicSearch?Query=%22James+B.+Sumner%22&acc=on&wc=on">JSTOR</a></span></small></span> <span class="date-container"><i>(<span class="date">February 2013</span>)</i></span><span class="hide-when-compact"><i> (<small><a href="/wiki/Help:Maintenance_template_removal" title="Help:Maintenance template removal">Learn how and when to remove this message</a></small>)</i></span></div></td></tr></tbody></table> <style data-mw-deduplicate="TemplateStyles:r1257001546">.mw-parser-output .infobox-subbox{padding:0;border:none;margin:-3px;width:auto;min-width:100%;font-size:100%;clear:none;float:none;background-color:transparent}.mw-parser-output .infobox-3cols-child{margin:auto}.mw-parser-output .infobox .navbar{font-size:100%}@media screen{html.skin-theme-clientpref-night .mw-parser-output .infobox-full-data:not(.notheme)>div:not(.notheme)[style]{background:#1f1f23!important;color:#f8f9fa}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .infobox-full-data:not(.notheme) div:not(.notheme){background:#1f1f23!important;color:#f8f9fa}}@media(min-width:640px){body.skin--responsive .mw-parser-output .infobox-table{display:table!important}body.skin--responsive .mw-parser-output .infobox-table>caption{display:table-caption!important}body.skin--responsive .mw-parser-output .infobox-table>tbody{display:table-row-group}body.skin--responsive .mw-parser-output .infobox-table tr{display:table-row!important}body.skin--responsive .mw-parser-output .infobox-table th,body.skin--responsive .mw-parser-output .infobox-table td{padding-left:inherit;padding-right:inherit}}</style><table class="infobox biography vcard"><tbody><tr><th colspan="2" class="infobox-above" style="font-size:125%;"><div class="fn">James B. Sumner</div></th></tr><tr><td colspan="2" class="infobox-image"><span class="mw-default-size" typeof="mw:File/Frameless"><a href="/wiki/File:James_Batcheller_Sumner.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/8/84/James_Batcheller_Sumner.jpg/220px-James_Batcheller_Sumner.jpg" decoding="async" width="220" height="311" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/8/84/James_Batcheller_Sumner.jpg 1.5x" data-file-width="280" data-file-height="396" /></a></span><div class="infobox-caption">Sumner in 1946</div></td></tr><tr><th scope="row" class="infobox-label">Born</th><td class="infobox-data"><span style="display:none">(<span class="bday">1887-11-19</span>)</span>November 19, 1887<br /><div style="display:inline" class="birthplace"><a href="/wiki/Canton,_Massachusetts" title="Canton, Massachusetts">Canton, Massachusetts</a>, <a href="/wiki/United_States" title="United States">USA</a></div></td></tr><tr><th scope="row" class="infobox-label">Died</th><td class="infobox-data">August 12, 1955<span style="display:none">(1955-08-12)</span> (aged 67)<br /><div style="display:inline" class="deathplace"><a href="/wiki/Buffalo,_New_York" title="Buffalo, New York">Buffalo, New York</a>, USA</div></td></tr><tr><th scope="row" class="infobox-label">Nationality</th><td class="infobox-data category">American</td></tr><tr><th scope="row" class="infobox-label">Alma mater</th><td class="infobox-data"><a href="/wiki/Harvard_University" title="Harvard University">Harvard University</a></td></tr><tr><th scope="row" class="infobox-label">Known for</th><td class="infobox-data">First to isolate an <a href="/wiki/Enzyme" title="Enzyme">enzyme</a> in <a href="/wiki/Crystal" title="Crystal">crystallized</a> form<br />First to show that an enzyme is a <a href="/wiki/Protein" title="Protein">protein</a></td></tr><tr><th scope="row" class="infobox-label">Awards</th><td class="infobox-data"><a href="/wiki/Nobel_Prize_in_Chemistry" title="Nobel Prize in Chemistry">Nobel Prize in Chemistry</a> (1946)</td></tr><tr><td colspan="2" class="infobox-full-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1257001546"><b>Scientific career</b></td></tr><tr><th scope="row" class="infobox-label">Fields</th><td class="infobox-data category"><a href="/wiki/Biochemistry" title="Biochemistry">Biochemistry</a><sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></td></tr><tr><th scope="row" class="infobox-label">Institutions</th><td class="infobox-data"><a href="/wiki/Mount_Allison_University" title="Mount Allison University">Mount Allison University</a>,<br /> <a href="/wiki/Cornell_University" title="Cornell University">Cornell University</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/Doctoral_advisor" title="Doctoral advisor">Doctoral advisor</a></th><td class="infobox-data"><a href="/wiki/Otto_Folin" title="Otto Folin">Otto Folin</a></td></tr><tr><th scope="row" class="infobox-label">Doctoral students</th><td class="infobox-data"><a href="/wiki/Alexander_Dounce" title="Alexander Dounce">Alexander Dounce</a><sup id="cite_ref-Harris1995_2-0" class="reference"><a href="#cite_note-Harris1995-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup></td></tr><tr style="display:none"><td colspan="2"> </td></tr></tbody></table> <p><b>James Batcheller Sumner</b> (November 19, 1887 – August 12, 1955) was an American <a href="/wiki/Biochemist" title="Biochemist">biochemist</a>. He discovered that <a href="/wiki/Enzyme" title="Enzyme">enzymes</a> can be crystallized, for which he shared the <a href="/wiki/Nobel_Prize_in_Chemistry" title="Nobel Prize in Chemistry">Nobel Prize in Chemistry</a> in 1946 with <a href="/wiki/John_Howard_Northrop" title="John Howard Northrop">John Howard Northrop</a> and <a href="/wiki/Wendell_Meredith_Stanley" title="Wendell Meredith Stanley">Wendell Meredith Stanley</a>.<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> He was also the first to prove that enzymes are <a href="/wiki/Protein" title="Protein">proteins</a>. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Biography">Biography</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=James_B._Sumner&action=edit&section=1" title="Edit section: Biography"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Sumner was born on November 19, 1887, in <a href="/wiki/Canton,_Massachusetts" title="Canton, Massachusetts">Canton, Massachusetts</a>.<sup id="cite_ref-Carey_4-0" class="reference"><a href="#cite_note-Carey-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> </p><p>While hunting at age 17, Sumner was accidentally shot by a companion and as a result his left arm had to be amputated just below the elbow. He had been left-handed before the accident, after which he had to learn to do things with his right hand.<sup id="cite_ref-Nobelbio_5-0" class="reference"><a href="#cite_note-Nobelbio-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p><p>Sumner graduated from <a href="/wiki/Harvard_University" title="Harvard University">Harvard University</a> with a <a href="/wiki/Bachelor%27s_degree" title="Bachelor's degree">bachelor's degree</a> in 1910<sup id="cite_ref-Carey_4-1" class="reference"><a href="#cite_note-Carey-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> where he was acquainted with prominent chemists <a href="/wiki/Roger_Adams" title="Roger Adams">Roger Adams</a>, <a href="/wiki/Farrington_Daniels" title="Farrington Daniels">Farrington Daniels</a>, <a href="/wiki/Frank_C._Whitmore" title="Frank C. Whitmore">Frank C. Whitmore</a>, <a href="/wiki/James_Bryant_Conant" class="mw-redirect" title="James Bryant Conant">James Bryant Conant</a> and <a href="/wiki/Charles_Loring_Jackson" title="Charles Loring Jackson">Charles Loring Jackson</a>.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (January 2015)">citation needed</span></a></i>]</sup> After a short period of working in the cotton knitting factory owned by his uncle, he accepted a teaching position at <a href="/wiki/Mount_Allison_University" title="Mount Allison University">Mount Allison University</a> in <a href="/wiki/Sackville,_New_Brunswick" title="Sackville, New Brunswick">Sackville, New Brunswick</a>, Canada. For the year 1911-12 he worked as a teaching assistantship in chemistry at <a href="/wiki/Worcester_Polytechnic_Institute" title="Worcester Polytechnic Institute">Worcester Polytechnic Institute</a>.<sup id="cite_ref-Nobelbio_5-1" class="reference"><a href="#cite_note-Nobelbio-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p><p>In 1912, he went to study <a href="/wiki/Biochemistry" title="Biochemistry">biochemistry</a> in <a href="/wiki/Harvard_Medical_School" title="Harvard Medical School">Harvard Medical School</a> and obtained his Ph.D. degree in 1914 with <a href="/wiki/Otto_Folin" title="Otto Folin">Otto Folin</a>. He then worked as assistant professor of biochemistry at <a href="/wiki/Weill_Cornell_Medicine" title="Weill Cornell Medicine">Cornell Medical School</a> in Ithaca, NY.<sup id="cite_ref-Nobelbio_5-2" class="reference"><a href="#cite_note-Nobelbio-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p><p>Sumner married Cid Ricketts (born Bertha Louise Ricketts in Brookhaven, Mississippi) when she attended medical school at Cornell. They married on July 10, 1915, and had four children.<sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> They were divorced in 1930, but she kept her married name. <a href="/wiki/Cid_Ricketts_Sumner" title="Cid Ricketts Sumner">Cid Ricketts Sumner</a> went on to become an author, writing books that included <i>Tammy Tell Me True</i>, which was made into the movie <i><a href="/wiki/Tammy_and_the_Bachelor" title="Tammy and the Bachelor">Tammy and the Bachelor</a></i>, and <i>Quality</i>, which became the movie <i><a href="/wiki/Pinky_(film)" title="Pinky (film)">Pinky</a></i>. Cid Ricketts Sumner was murdered by their grandson, John R. Cutler, in 1970. </p><p>In 1931 Sumner married Agnes Lundkvist. In 1943 they divorced; later that year he married Mary Beyer, with whom he had two children.<sup id="cite_ref-Carey_4-2" class="reference"><a href="#cite_note-Carey-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Research">Research</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=James_B._Sumner&action=edit&section=2" title="Edit section: Research"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>It was in 1917 at Cornell where Sumner began his research into isolating <a href="/wiki/Enzyme" title="Enzyme">enzymes</a> in pure form; a feat which had never been achieved before.<sup id="cite_ref-Carey_4-3" class="reference"><a href="#cite_note-Carey-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> The enzyme he worked with was <a href="/wiki/Urease" title="Urease">urease</a>, which he isolated from <a href="/wiki/Jack_bean" class="mw-redirect" title="Jack bean">jack beans</a>. Sumner's work was unsuccessful for many years and many of his colleagues were doubtful, believing that what he was trying to achieve was impossible, but in 1926 he demonstrated that urease could be isolated and <a href="/wiki/Crystal" title="Crystal">crystallized</a>. He accomplished this by mixing purified urease with <a href="/wiki/Acetone" title="Acetone">acetone</a> and then chilling it; the chilled solution produced crystallized urease.<sup id="cite_ref-Carey_4-4" class="reference"><a href="#cite_note-Carey-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> He was also able to show by chemical tests that his pure urease was a <a href="/wiki/Protein" title="Protein">protein</a>.<sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> This was the first experimental proof that an enzyme is a protein, a controversial question at the time. </p><p>His successful research brought him to full professorship at Cornell in 1929. From 1924 on his laboratory was located on the second floor of the new dairy science building, Stocking Hall (today home to Food Science), at Cornell where he did his Nobel Prize–winning research. In 1937 he succeeded in isolating and crystallizing a second enzyme, <a href="/wiki/Catalase" title="Catalase">catalase</a>. By this time, <a href="/wiki/John_Howard_Northrop" title="John Howard Northrop">John Howard Northrop</a> of the <a href="/wiki/Rockefeller_University" title="Rockefeller University">Rockefeller Institute</a> had obtained other crystalline enzymes by similar methods, starting with <a href="/wiki/Pepsin" title="Pepsin">pepsin</a> in 1929. It had become clear that Sumner had devised a general crystallization method for enzymes, and also that all enzymes are proteins. </p> <div class="mw-heading mw-heading2"><h2 id="Honors_and_awards">Honors and awards</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=James_B._Sumner&action=edit&section=3" title="Edit section: Honors and awards"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In 1937, he was given a <a href="/wiki/Guggenheim_Fellowship" title="Guggenheim Fellowship">Guggenheim Fellowship</a> and he spent five months in <a href="/wiki/Sweden" title="Sweden">Sweden</a> working with Professor <a href="/wiki/Theodor_Svedberg" title="Theodor Svedberg">Theodor Svedberg</a>. Also that year, he was awarded the <a href="/wiki/Scheele_Award" title="Scheele Award">Scheele Award</a> in <a href="/wiki/Stockholm" title="Stockholm">Stockholm</a>. </p><p>Both Sumner and Northrop, along with Wendell M Stanley, shared the <a href="/wiki/Nobel_Prize" title="Nobel Prize">Nobel Prize</a> in 1946 for crystallization of enzymes.<sup id="cite_ref-Carey_4-5" class="reference"><a href="#cite_note-Carey-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> In 1947 Sumner became the director of Cornell's enzyme chemistry laboratory.<sup id="cite_ref-Carey_4-6" class="reference"><a href="#cite_note-Carey-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> Sumner was elected to the <a href="/wiki/National_Academy_of_Sciences" title="National Academy of Sciences">National Academy of Sciences</a> in 1948.<sup id="cite_ref-Carey_4-7" class="reference"><a href="#cite_note-Carey-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> In 1949, he was elected a Fellow of the <a href="/wiki/American_Academy_of_Arts_and_Sciences" title="American Academy of Arts and Sciences">American Academy of Arts and Sciences</a>.<sup id="cite_ref-AAAS_8-0" class="reference"><a href="#cite_note-AAAS-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Death">Death</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=James_B._Sumner&action=edit&section=4" title="Edit section: Death"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Sumner died at age 67 of cancer in Buffalo, New York on August 12, 1955. </p> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=James_B._Sumner&action=edit&section=5" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-1">^</a></b></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.britannica.com/biography/James-B-Sumner">"James Batcheller Sumner | Nobel Prize, Enzyme Crystallization & Protein Chemistry | Britannica"</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=James+Batcheller+Sumner+%26%23124%3B+Nobel+Prize%2C+Enzyme+Crystallization+%26+Protein+Chemistry+%26%23124%3B+Britannica&rft_id=https%3A%2F%2Fwww.britannica.com%2Fbiography%2FJames-B-Sumner&rfr_id=info%3Asid%2Fen.wikipedia.org%3AJames+B.+Sumner" class="Z3988"></span></span> </li> <li id="cite_note-Harris1995-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-Harris1995_2-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHarris,_Ruth_R.Nirenberg,_Marshall_W.1995" class="citation web cs1">Harris, Ruth R.; Nirenberg, Marshall W. (1995). <a rel="nofollow" class="external text" href="https://web.archive.org/web/20120717021525/http://history.nih.gov/archives/downloads/Nirenberg%20oral%20history%20Chap%202%20-NIH%201957_1959.pdf#page=15">"The Harris Interviews"</a> <span class="cs1-format">(PDF)</span>. <a href="/wiki/National_Institutes_of_Health" title="National Institutes of Health">National Institutes of Health</a>. p. 41. Archived from <a rel="nofollow" class="external text" href="http://history.nih.gov/archives/downloads/Nirenberg%20oral%20history%20Chap%202%20-NIH%201957_1959.pdf#page=15">the original</a> <span class="cs1-format">(PDF, 0.2 MB)</span> on 2012-07-17<span class="reference-accessdate">. Retrieved <span class="nowrap">2012-07-23</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=The+Harris+Interviews&rft.pages=41&rft.pub=National+Institutes+of+Health&rft.date=1995&rft.au=Harris%2C+Ruth+R.&rft.au=Nirenberg%2C+Marshall+W.&rft_id=http%3A%2F%2Fhistory.nih.gov%2Farchives%2Fdownloads%2FNirenberg%2520oral%2520history%2520Chap%25202%2520-NIH%25201957_1959.pdf%23page%3D15&rfr_id=info%3Asid%2Fen.wikipedia.org%3AJames+B.+Sumner" class="Z3988"></span></span> </li> <li id="cite_note-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-3">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.nobelprize.org/prizes/chemistry/1946/sumner/facts/">"The Nobel Prize in Chemistry 1946 James B. Sumner - Facts"</a>. <i>Nobelprize.org</i><span class="reference-accessdate">. Retrieved <span class="nowrap">4 November</span> 2020</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Nobelprize.org&rft.atitle=The+Nobel+Prize+in+Chemistry+1946+James+B.+Sumner+-+Facts&rft_id=https%3A%2F%2Fwww.nobelprize.org%2Fprizes%2Fchemistry%2F1946%2Fsumner%2Ffacts%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AJames+B.+Sumner" class="Z3988"></span></span> </li> <li id="cite_note-Carey-4"><span class="mw-cite-backlink">^ <a href="#cite_ref-Carey_4-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Carey_4-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-Carey_4-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-Carey_4-3"><sup><i><b>d</b></i></sup></a> <a href="#cite_ref-Carey_4-4"><sup><i><b>e</b></i></sup></a> <a href="#cite_ref-Carey_4-5"><sup><i><b>f</b></i></sup></a> <a href="#cite_ref-Carey_4-6"><sup><i><b>g</b></i></sup></a> <a href="#cite_ref-Carey_4-7"><sup><i><b>h</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFCarey2014" class="citation book cs1">Carey, Charles W. (2014-05-14). <a rel="nofollow" class="external text" href="https://books.google.com/books?id=00r9waSNv1cC&q=James+B.+Sumner&pg=PA416"><i>American Scientists</i></a>. Infobase Publishing. pp. 354–355. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/9781438108070" title="Special:BookSources/9781438108070"><bdi>9781438108070</bdi></a><span class="reference-accessdate">. Retrieved <span class="nowrap">17 January</span> 2016</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=American+Scientists&rft.pages=354-355&rft.pub=Infobase+Publishing&rft.date=2014-05-14&rft.isbn=9781438108070&rft.aulast=Carey&rft.aufirst=Charles+W.&rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3D00r9waSNv1cC%26q%3DJames%2BB.%2BSumner%26pg%3DPA416&rfr_id=info%3Asid%2Fen.wikipedia.org%3AJames+B.+Sumner" class="Z3988"></span></span> </li> <li id="cite_note-Nobelbio-5"><span class="mw-cite-backlink">^ <a href="#cite_ref-Nobelbio_5-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Nobelbio_5-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-Nobelbio_5-2"><sup><i><b>c</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.nobelprize.org/nobel_prizes/chemistry/laureates/1946/sumner-bio.html">"The Nobel Prize in Chemistry 1946 James B. Sumner - Biographical"</a>. <i>Nobelprize.org</i><span class="reference-accessdate">. Retrieved <span class="nowrap">4 November</span> 2020</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Nobelprize.org&rft.atitle=The+Nobel+Prize+in+Chemistry+1946+James+B.+Sumner+-+Biographical&rft_id=https%3A%2F%2Fwww.nobelprize.org%2Fnobel_prizes%2Fchemistry%2Flaureates%2F1946%2Fsumner-bio.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AJames+B.+Sumner" class="Z3988"></span></span> </li> <li id="cite_note-6"><span class="mw-cite-backlink"><b><a href="#cite_ref-6">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="http://mswritersandmusicians.com/writers/cr-sumner.html">"Cid Ricketts Sumner"</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20120920103657/http://mswritersandmusicians.com/writers/cr-sumner.html">Archived</a> 2012-09-20 at the <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>, <i>Mississippi Artists and Musicians</i> website. Retrieved July 22, 2012.</span> </li> <li id="cite_note-7"><span class="mw-cite-backlink"><b><a href="#cite_ref-7">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="http://nobelprize.org/nobel_prizes/chemistry/laureates/1946/sumner-lecture.pdf">The chemical nature of enzymes (Nobel lecture)</a> See p.117: "It gave tests for protein and possessed a very high urease activity."</span> </li> <li id="cite_note-AAAS-8"><span class="mw-cite-backlink"><b><a href="#cite_ref-AAAS_8-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://www.amacad.org/publications/BookofMembers/ChapterS.pdf">"Book of Members, 1780–2010: Chapter S"</a> <span class="cs1-format">(PDF)</span>. American Academy of Arts and Sciences<span class="reference-accessdate">. Retrieved <span class="nowrap">14 April</span> 2011</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Book+of+Members%2C+1780%E2%80%932010%3A+Chapter+S&rft.pub=American+Academy+of+Arts+and+Sciences&rft_id=http%3A%2F%2Fwww.amacad.org%2Fpublications%2FBookofMembers%2FChapterS.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3AJames+B.+Sumner" class="Z3988"></span></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="Further_reading">Further reading</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=James_B._Sumner&action=edit&section=6" title="Edit section: Further reading"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a rel="nofollow" class="external text" href="https://www.nobelprize.org/laureate/204">James B. Sumner</a> on Nobelprize.org <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q106756#P8024" title="Edit this at Wikidata"><img alt="Edit this at Wikidata" src="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/10px-OOjs_UI_icon_edit-ltr-progressive.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/15px-OOjs_UI_icon_edit-ltr-progressive.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/20px-OOjs_UI_icon_edit-ltr-progressive.svg.png 2x" data-file-width="20" data-file-height="20" /></a></span> including the Nobel Lecture, December 12, 1946 <i>The Chemical Nature of Enzymes</i></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFAlexander_L._Dounce1955" class="citation journal cs1">Alexander L. Dounce (1955). <a rel="nofollow" class="external text" href="https://doi.org/10.1038%2F176859a0">"Prof. James B. Sumner"</a>. <i>Nature</i>. <b>176</b> (4488): 859. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/1955Natur.176..859D">1955Natur.176..859D</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.1038%2F176859a0">10.1038/176859a0</a></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Nature&rft.atitle=Prof.+James+B.+Sumner&rft.volume=176&rft.issue=4488&rft.pages=859&rft.date=1955&rft_id=info%3Adoi%2F10.1038%2F176859a0&rft_id=info%3Abibcode%2F1955Natur.176..859D&rft.au=Alexander+L.+Dounce&rft_id=https%3A%2F%2Fdoi.org%2F10.1038%252F176859a0&rfr_id=info%3Asid%2Fen.wikipedia.org%3AJames+B.+Sumner" class="Z3988"></span></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation journal cs1">"Sumner, James B. (1887–1955)". <i>Biographical Memoirs of the National Academy of Sciences</i>. <b>31</b>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Biographical+Memoirs+of+the+National+Academy+of+Sciences&rft.atitle=Sumner%2C+James+B.+%281887%E2%80%931955%29&rft.volume=31&rfr_id=info%3Asid%2Fen.wikipedia.org%3AJames+B.+Sumner" class="Z3988"></span></li></ul> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=James_B._Sumner&action=edit&section=7" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li>Sumner's Nobel Lecture <a rel="nofollow" class="external text" href="http://nobelprize.org/nobel_prizes/chemistry/laureates/1946/sumner-lecture.html">The Chemical Nature of Enzymes</a></li> <li>Sumner's <a rel="nofollow" class="external text" href="https://www.nobelprize.org/prizes/chemistry/1946/sumner/speech/">Speech at the Nobel banquet</a></li></ul> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl ol,.mw-parser-output .hlist dl ul,.mw-parser-output .hlist ol dl,.mw-parser-output .hlist ol ol,.mw-parser-output .hlist ol ul,.mw-parser-output .hlist ul dl,.mw-parser-output .hlist ul ol,.mw-parser-output .hlist ul ul{display:inline}.mw-parser-output .hlist .mw-empty-li{display:none}.mw-parser-output .hlist dt::after{content:": "}.mw-parser-output .hlist dd::after,.mw-parser-output .hlist li::after{content:" · ";font-weight:bold}.mw-parser-output .hlist dd:last-child::after,.mw-parser-output .hlist dt:last-child::after,.mw-parser-output .hlist li:last-child::after{content:none}.mw-parser-output .hlist dd dd:first-child::before,.mw-parser-output .hlist dd dt:first-child::before,.mw-parser-output .hlist dd li:first-child::before,.mw-parser-output .hlist dt dd:first-child::before,.mw-parser-output .hlist dt dt:first-child::before,.mw-parser-output .hlist dt li:first-child::before,.mw-parser-output .hlist li dd:first-child::before,.mw-parser-output .hlist li dt:first-child::before,.mw-parser-output .hlist li li:first-child::before{content:" (";font-weight:normal}.mw-parser-output .hlist dd dd:last-child::after,.mw-parser-output .hlist dd dt:last-child::after,.mw-parser-output .hlist dd li:last-child::after,.mw-parser-output .hlist dt dd:last-child::after,.mw-parser-output .hlist dt dt:last-child::after,.mw-parser-output .hlist dt li:last-child::after,.mw-parser-output .hlist li dd:last-child::after,.mw-parser-output .hlist li dt:last-child::after,.mw-parser-output .hlist li li:last-child::after{content:")";font-weight:normal}.mw-parser-output .hlist ol{counter-reset:listitem}.mw-parser-output .hlist ol>li{counter-increment:listitem}.mw-parser-output .hlist ol>li::before{content:" "counter(listitem)"\a0 "}.mw-parser-output .hlist dd ol>li:first-child::before,.mw-parser-output .hlist dt ol>li:first-child::before,.mw-parser-output .hlist li ol>li:first-child::before{content:" ("counter(listitem)"\a0 "}</style><style data-mw-deduplicate="TemplateStyles:r1236075235">.mw-parser-output .navbox{box-sizing:border-box;border:1px solid #a2a9b1;width:100%;clear:both;font-size:88%;text-align:center;padding:1px;margin:1em auto 0}.mw-parser-output .navbox .navbox{margin-top:0}.mw-parser-output .navbox+.navbox,.mw-parser-output .navbox+.navbox-styles+.navbox{margin-top:-1px}.mw-parser-output .navbox-inner,.mw-parser-output .navbox-subgroup{width:100%}.mw-parser-output .navbox-group,.mw-parser-output .navbox-title,.mw-parser-output .navbox-abovebelow{padding:0.25em 1em;line-height:1.5em;text-align:center}.mw-parser-output .navbox-group{white-space:nowrap;text-align:right}.mw-parser-output .navbox,.mw-parser-output .navbox-subgroup{background-color:#fdfdfd}.mw-parser-output .navbox-list{line-height:1.5em;border-color:#fdfdfd}.mw-parser-output .navbox-list-with-group{text-align:left;border-left-width:2px;border-left-style:solid}.mw-parser-output tr+tr>.navbox-abovebelow,.mw-parser-output tr+tr>.navbox-group,.mw-parser-output tr+tr>.navbox-image,.mw-parser-output tr+tr>.navbox-list{border-top:2px solid #fdfdfd}.mw-parser-output .navbox-title{background-color:#ccf}.mw-parser-output .navbox-abovebelow,.mw-parser-output .navbox-group,.mw-parser-output .navbox-subgroup .navbox-title{background-color:#ddf}.mw-parser-output .navbox-subgroup .navbox-group,.mw-parser-output .navbox-subgroup .navbox-abovebelow{background-color:#e6e6ff}.mw-parser-output .navbox-even{background-color:#f7f7f7}.mw-parser-output .navbox-odd{background-color:transparent}.mw-parser-output .navbox .hlist td dl,.mw-parser-output .navbox .hlist td ol,.mw-parser-output .navbox .hlist td ul,.mw-parser-output .navbox td.hlist dl,.mw-parser-output .navbox td.hlist ol,.mw-parser-output .navbox td.hlist ul{padding:0.125em 0}.mw-parser-output .navbox .navbar{display:block;font-size:100%}.mw-parser-output .navbox-title .navbar{float:left;text-align:left;margin-right:0.5em}body.skin--responsive .mw-parser-output .navbox-image img{max-width:none!important}@media print{body.ns-0 .mw-parser-output .navbox{display:none!important}}</style><style data-mw-deduplicate="TemplateStyles:r1239334494">@media screen{html.skin-theme-clientpref-night .mw-parser-output div:not(.notheme)>.tmp-color,html.skin-theme-clientpref-night .mw-parser-output p>.tmp-color,html.skin-theme-clientpref-night .mw-parser-output table:not(.notheme) .tmp-color{color:inherit!important}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output div:not(.notheme)>.tmp-color,html.skin-theme-clientpref-os .mw-parser-output p>.tmp-color,html.skin-theme-clientpref-os .mw-parser-output table:not(.notheme) .tmp-color{color:inherit!important}}</style><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239334494"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239334494"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239334494"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239334494"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239334494"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239334494"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239334494"></div><div role="navigation" class="navbox" aria-labelledby="Laureates_of_the_Nobel_Prize_in_Chemistry" style="padding:3px"><table class="nowraplinks hlist mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="3"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><style data-mw-deduplicate="TemplateStyles:r1239400231">.mw-parser-output .navbar{display:inline;font-size:88%;font-weight:normal}.mw-parser-output .navbar-collapse{float:left;text-align:left}.mw-parser-output .navbar-boxtext{word-spacing:0}.mw-parser-output .navbar ul{display:inline-block;white-space:nowrap;line-height:inherit}.mw-parser-output .navbar-brackets::before{margin-right:-0.125em;content:"[ "}.mw-parser-output .navbar-brackets::after{margin-left:-0.125em;content:" ]"}.mw-parser-output .navbar li{word-spacing:-0.125em}.mw-parser-output .navbar a>span,.mw-parser-output .navbar a>abbr{text-decoration:inherit}.mw-parser-output .navbar-mini abbr{font-variant:small-caps;border-bottom:none;text-decoration:none;cursor:inherit}.mw-parser-output .navbar-ct-full{font-size:114%;margin:0 7em}.mw-parser-output .navbar-ct-mini{font-size:114%;margin:0 4em}html.skin-theme-clientpref-night .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}@media(prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}}@media print{.mw-parser-output .navbar{display:none!important}}</style><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Nobel_Prize_in_Chemistry" title="Template:Nobel Prize in Chemistry"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Nobel_Prize_in_Chemistry" title="Template talk:Nobel Prize in Chemistry"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Nobel_Prize_in_Chemistry" title="Special:EditPage/Template:Nobel Prize in Chemistry"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Laureates_of_the_Nobel_Prize_in_Chemistry" style="font-size:114%;margin:0 4em"><a href="/wiki/List_of_Nobel_laureates_in_Chemistry" title="List of Nobel laureates in Chemistry">Laureates</a> of the <a href="/wiki/Nobel_Prize_in_Chemistry" title="Nobel Prize in Chemistry">Nobel Prize in Chemistry</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">1901–1925</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><span class="nowrap">1901: <a href="/wiki/Jacobus_Henricus_van_%27t_Hoff" title="Jacobus Henricus van 't Hoff">Jacobus van 't Hoff</a></span></li> <li><span class="nowrap">1902: <a href="/wiki/Emil_Fischer" title="Emil Fischer">Emil Fischer</a></span></li> <li><span class="nowrap">1903: <a href="/wiki/Svante_Arrhenius" title="Svante Arrhenius">Svante Arrhenius</a></span></li> <li><span class="nowrap">1904: <a href="/wiki/William_Ramsay" title="William Ramsay">William Ramsay</a></span></li> <li><span class="nowrap">1905: <a href="/wiki/Adolf_von_Baeyer" title="Adolf von Baeyer">Adolf von Baeyer</a></span></li> <li><span class="nowrap">1906: <a href="/wiki/Henri_Moissan" title="Henri Moissan">Henri Moissan</a></span></li> <li><span class="nowrap">1907: <a href="/wiki/Eduard_Buchner" title="Eduard Buchner">Eduard Buchner</a></span></li> <li><span class="nowrap">1908: <a href="/wiki/Ernest_Rutherford" title="Ernest Rutherford">Ernest Rutherford</a></span></li> <li><span class="nowrap">1909: <a href="/wiki/Wilhelm_Ostwald" title="Wilhelm Ostwald">Wilhelm Ostwald</a></span></li> <li><span class="nowrap">1910: <a href="/wiki/Otto_Wallach" title="Otto Wallach">Otto Wallach</a></span></li> <li><span class="nowrap">1911: <a href="/wiki/Marie_Curie" title="Marie Curie">Marie Curie</a></span></li> <li><span class="nowrap">1912: <a href="/wiki/Victor_Grignard" title="Victor Grignard">Victor Grignard</a> / <a href="/wiki/Paul_Sabatier_(chemist)" title="Paul Sabatier (chemist)">Paul Sabatier</a></span></li> <li><span class="nowrap">1913: <a href="/wiki/Alfred_Werner" title="Alfred Werner">Alfred Werner</a></span></li> <li><span class="nowrap">1914: <a href="/wiki/Theodore_William_Richards" title="Theodore William Richards">Theodore Richards</a></span></li> <li><span class="nowrap">1915: <a href="/wiki/Richard_Willst%C3%A4tter" title="Richard Willstätter">Richard Willstätter</a></span></li> <li><span class="nowrap"><span class="tmp-color" style="color:darkgrey">1916</span></span></li> <li><span class="nowrap"><span class="tmp-color" style="color:darkgrey">1917</span></span></li> <li><span class="nowrap">1918: <a href="/wiki/Fritz_Haber" title="Fritz Haber">Fritz Haber</a></span></li> <li><span class="nowrap"><span class="tmp-color" style="color:darkgrey">1919</span></span></li> <li><span class="nowrap">1920: <a href="/wiki/Walther_Nernst" title="Walther Nernst">Walther Nernst</a></span></li> <li><span class="nowrap">1921: <a href="/wiki/Frederick_Soddy" title="Frederick Soddy">Frederick Soddy</a></span></li> <li><span class="nowrap">1922: <a href="/wiki/Francis_William_Aston" title="Francis William Aston">Francis Aston</a></span></li> <li><span class="nowrap">1923: <a href="/wiki/Fritz_Pregl" title="Fritz Pregl">Fritz Pregl</a></span></li> <li><span class="nowrap"><span class="tmp-color" style="color:darkgrey">1924</span></span></li> <li><span class="nowrap">1925: <a href="/wiki/Richard_Adolf_Zsigmondy" title="Richard Adolf Zsigmondy">Richard Zsigmondy</a></span></li></ul> </div></td><td class="noviewer navbox-image" rowspan="5" style="width:1px;padding:0 0 0 2px"><div><span typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/e/ed/Nobel_Prize.png/80px-Nobel_Prize.png" decoding="async" width="80" height="79" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/e/ed/Nobel_Prize.png/120px-Nobel_Prize.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/e/ed/Nobel_Prize.png/160px-Nobel_Prize.png 2x" data-file-width="500" data-file-height="492" /></span></span></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">1926–1950</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><span class="nowrap">1926: <a href="/wiki/Theodor_Svedberg" title="Theodor Svedberg">Theodor Svedberg</a></span></li> <li><span class="nowrap">1927: <a href="/wiki/Heinrich_Otto_Wieland" title="Heinrich Otto Wieland">Heinrich Wieland</a></span></li> <li><span class="nowrap">1928: <a href="/wiki/Adolf_Windaus" title="Adolf Windaus">Adolf Windaus</a></span></li> <li><span class="nowrap">1929: <a href="/wiki/Arthur_Harden" title="Arthur Harden">Arthur Harden</a> / <a href="/wiki/Hans_von_Euler-Chelpin" title="Hans von Euler-Chelpin">Hans von Euler-Chelpin</a></span></li> <li><span class="nowrap">1930: <a href="/wiki/Hans_Fischer" title="Hans Fischer">Hans Fischer</a></span></li> <li><span class="nowrap">1931: <a href="/wiki/Carl_Bosch" title="Carl Bosch">Carl Bosch</a> / <a href="/wiki/Friedrich_Bergius" title="Friedrich Bergius">Friedrich Bergius</a></span></li> <li><span class="nowrap">1932: <a href="/wiki/Irving_Langmuir" title="Irving Langmuir">Irving Langmuir</a></span></li> <li><span class="nowrap"><span class="tmp-color" style="color:darkgrey">1933</span></span></li> <li><span class="nowrap">1934: <a href="/wiki/Harold_Urey" title="Harold Urey">Harold Urey</a></span></li> <li><span class="nowrap">1935: <a href="/wiki/Fr%C3%A9d%C3%A9ric_Joliot-Curie" title="Frédéric Joliot-Curie">Frédéric Joliot-Curie</a> / <a href="/wiki/Ir%C3%A8ne_Joliot-Curie" title="Irène Joliot-Curie">Irène Joliot-Curie</a></span></li> <li><span class="nowrap">1936: <a href="/wiki/Peter_Debye" title="Peter Debye">Peter Debye</a></span></li> <li><span class="nowrap">1937: <a href="/wiki/Norman_Haworth" title="Norman Haworth">Norman Haworth</a> / <a href="/wiki/Paul_Karrer" title="Paul Karrer">Paul Karrer</a></span></li> <li><span class="nowrap">1938: <a href="/wiki/Richard_Kuhn" title="Richard Kuhn">Richard Kuhn</a></span></li> <li><span class="nowrap">1939: <a href="/wiki/Adolf_Butenandt" title="Adolf Butenandt">Adolf Butenandt</a> / <a href="/wiki/Leopold_Ru%C5%BEi%C4%8Dka" title="Leopold Ružička">Leopold Ružička</a></span></li> <li><span class="nowrap"><span class="tmp-color" style="color:darkgrey">1940</span></span></li> <li><span class="nowrap"><span class="tmp-color" style="color:darkgrey">1941</span></span></li> <li><span class="nowrap"><span class="tmp-color" style="color:darkgrey">1942</span></span></li> <li><span class="nowrap">1943: <a href="/wiki/George_de_Hevesy" title="George de Hevesy">George de Hevesy</a></span></li> <li><span class="nowrap">1944: <a href="/wiki/Otto_Hahn" title="Otto Hahn">Otto Hahn</a></span></li> <li><span class="nowrap">1945: <a href="/wiki/Artturi_Ilmari_Virtanen" title="Artturi Ilmari Virtanen">Artturi Virtanen</a></span></li> <li><span class="nowrap">1946: <a class="mw-selflink selflink">James B. Sumner</a> / <a href="/wiki/John_Howard_Northrop" title="John Howard Northrop">John Northrop</a> / <a href="/wiki/Wendell_Meredith_Stanley" title="Wendell Meredith Stanley">Wendell Meredith Stanley</a></span></li> <li><span class="nowrap">1947: <a href="/wiki/Robert_Robinson_(chemist)" title="Robert Robinson (chemist)">Robert Robinson</a></span></li> <li><span class="nowrap">1948: <a href="/wiki/Arne_Tiselius" title="Arne Tiselius">Arne Tiselius</a></span></li> <li><span class="nowrap">1949: <a href="/wiki/William_Giauque" title="William Giauque">William Giauque</a></span></li> <li><span class="nowrap">1950: <a href="/wiki/Otto_Diels" title="Otto Diels">Otto Diels</a> / <a href="/wiki/Kurt_Alder" title="Kurt Alder">Kurt Alder</a></span></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">1951–1975</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><span class="nowrap">1951: <a href="/wiki/Edwin_McMillan" title="Edwin McMillan">Edwin McMillan</a> / <a href="/wiki/Glenn_T._Seaborg" title="Glenn T. Seaborg">Glenn T. Seaborg</a></span></li> <li><span class="nowrap">1952: <a href="/wiki/Archer_Martin" title="Archer Martin">Archer Martin</a> / <a href="/wiki/Richard_Laurence_Millington_Synge" title="Richard Laurence Millington Synge">Richard Synge</a></span></li> <li><span class="nowrap">1953: <a href="/wiki/Hermann_Staudinger" title="Hermann Staudinger">Hermann Staudinger</a></span></li> <li><span class="nowrap">1954: <a href="/wiki/Linus_Pauling" title="Linus Pauling">Linus Pauling</a></span></li> <li><span class="nowrap">1955: <a href="/wiki/Vincent_du_Vigneaud" title="Vincent du Vigneaud">Vincent du Vigneaud</a></span></li> <li><span class="nowrap">1956: <a href="/wiki/Cyril_Norman_Hinshelwood" class="mw-redirect" title="Cyril Norman Hinshelwood">Cyril Hinshelwood</a> / <a href="/wiki/Nikolay_Semyonov" title="Nikolay Semyonov">Nikolay Semyonov</a></span></li> <li><span class="nowrap">1957: <a href="/wiki/Alexander_R._Todd" class="mw-redirect" title="Alexander R. Todd">Alexander Todd</a></span></li> <li><span class="nowrap">1958: <a href="/wiki/Frederick_Sanger" title="Frederick Sanger">Frederick Sanger</a></span></li> <li><span class="nowrap">1959: <a href="/wiki/Jaroslav_Heyrovsk%C3%BD" title="Jaroslav Heyrovský">Jaroslav Heyrovský</a></span></li> <li><span class="nowrap">1960: <a href="/wiki/Willard_Libby" title="Willard Libby">Willard Libby</a></span></li> <li><span class="nowrap">1961: <a href="/wiki/Melvin_Calvin" title="Melvin Calvin">Melvin Calvin</a></span></li> <li><span class="nowrap">1962: <a href="/wiki/Max_Perutz" title="Max Perutz">Max Perutz</a> / <a href="/wiki/John_Kendrew" title="John Kendrew">John Kendrew</a></span></li> <li><span class="nowrap">1963: <a href="/wiki/Karl_Ziegler" title="Karl Ziegler">Karl Ziegler</a> / <a href="/wiki/Giulio_Natta" title="Giulio Natta">Giulio Natta</a></span></li> <li><span class="nowrap">1964: <a href="/wiki/Dorothy_Hodgkin" title="Dorothy Hodgkin">Dorothy Hodgkin</a></span></li> <li><span class="nowrap">1965: <a href="/wiki/Robert_Burns_Woodward" title="Robert Burns Woodward">Robert Woodward</a></span></li> <li><span class="nowrap">1966: <a href="/wiki/Robert_S._Mulliken" title="Robert S. Mulliken">Robert S. Mulliken</a></span></li> <li><span class="nowrap">1967: <a href="/wiki/Manfred_Eigen" title="Manfred Eigen">Manfred Eigen</a> / <a href="/wiki/Ronald_George_Wreyford_Norrish" title="Ronald George Wreyford Norrish">Ronald Norrish</a> / <a href="/wiki/George_Porter" title="George Porter">George Porter</a></span></li> <li><span class="nowrap">1968: <a href="/wiki/Lars_Onsager" title="Lars Onsager">Lars Onsager</a></span></li> <li><span class="nowrap">1969: <a href="/wiki/Derek_Barton" title="Derek Barton">Derek Barton</a> / <a href="/wiki/Odd_Hassel" title="Odd Hassel">Odd Hassel</a></span></li> <li><span class="nowrap">1970: <a href="/wiki/Luis_Federico_Leloir" title="Luis Federico Leloir">Luis Federico Leloir</a></span></li> <li><span class="nowrap">1971: <a href="/wiki/Gerhard_Herzberg" title="Gerhard Herzberg">Gerhard Herzberg</a></span></li> <li><span class="nowrap">1972: <a href="/wiki/Christian_B._Anfinsen" title="Christian B. Anfinsen">Christian B. Anfinsen</a> / <a href="/wiki/Stanford_Moore" title="Stanford Moore">Stanford Moore</a> / <a href="/wiki/William_Howard_Stein" title="William Howard Stein">William Stein</a></span></li> <li><span class="nowrap">1973: <a href="/wiki/Ernst_Otto_Fischer" title="Ernst Otto Fischer">Ernst Otto Fischer</a> / <a href="/wiki/Geoffrey_Wilkinson" title="Geoffrey Wilkinson">Geoffrey Wilkinson</a></span></li> <li><span class="nowrap">1974: <a href="/wiki/Paul_Flory" title="Paul Flory">Paul Flory</a></span></li> <li><span class="nowrap">1975: <a href="/wiki/John_Cornforth" title="John Cornforth">John Cornforth</a> / <a href="/wiki/Vladimir_Prelog" title="Vladimir Prelog">Vladimir Prelog</a></span></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">1976–2000</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><span class="nowrap">1976: <a href="/wiki/William_Lipscomb" title="William Lipscomb">William Lipscomb</a></span></li> <li><span class="nowrap">1977: <a href="/wiki/Ilya_Prigogine" title="Ilya Prigogine">Ilya Prigogine</a></span></li> <li><span class="nowrap">1978: <a href="/wiki/Peter_D._Mitchell" title="Peter D. Mitchell">Peter D. Mitchell</a></span></li> <li><span class="nowrap">1979: <a href="/wiki/Herbert_C._Brown" title="Herbert C. Brown">Herbert C. Brown</a> / <a href="/wiki/Georg_Wittig" title="Georg Wittig">Georg Wittig</a></span></li> <li><span class="nowrap">1980: <a href="/wiki/Paul_Berg" title="Paul Berg">Paul Berg</a> / <a href="/wiki/Walter_Gilbert" title="Walter Gilbert">Walter Gilbert</a> / <a href="/wiki/Frederick_Sanger" title="Frederick Sanger">Frederick Sanger</a></span></li> <li><span class="nowrap">1981: <a href="/wiki/Kenichi_Fukui" title="Kenichi Fukui">Kenichi Fukui</a> / <a href="/wiki/Roald_Hoffmann" title="Roald Hoffmann">Roald Hoffmann</a></span></li> <li><span class="nowrap">1982: <a href="/wiki/Aaron_Klug" title="Aaron Klug">Aaron Klug</a></span></li> <li><span class="nowrap">1983: <a href="/wiki/Henry_Taube" title="Henry Taube">Henry Taube</a></span></li> <li><span class="nowrap">1984: <a href="/wiki/Robert_Bruce_Merrifield" title="Robert Bruce Merrifield">Robert Merrifield</a></span></li> <li><span class="nowrap">1985: <a href="/wiki/Herbert_A._Hauptman" title="Herbert A. Hauptman">Herbert A. Hauptman</a> / <a href="/wiki/Jerome_Karle" title="Jerome Karle">Jerome Karle</a></span></li> <li><span class="nowrap">1986: <a href="/wiki/Dudley_R._Herschbach" title="Dudley R. Herschbach">Dudley R. Herschbach</a> / <a href="/wiki/Yuan_T._Lee" title="Yuan T. Lee">Yuan T. Lee</a> / <a href="/wiki/John_Polanyi" title="John Polanyi">John Polanyi</a></span></li> <li><span class="nowrap">1987: <a href="/wiki/Donald_J._Cram" title="Donald J. Cram">Donald J. Cram</a> / <a href="/wiki/Jean-Marie_Lehn" title="Jean-Marie Lehn">Jean-Marie Lehn</a> / <a href="/wiki/Charles_J._Pedersen" title="Charles J. Pedersen">Charles J. Pedersen</a></span></li> <li><span class="nowrap">1988: <a href="/wiki/Johann_Deisenhofer" title="Johann Deisenhofer">Johann Deisenhofer</a> / <a href="/wiki/Robert_Huber" title="Robert Huber">Robert Huber</a> / <a href="/wiki/Hartmut_Michel" title="Hartmut Michel">Hartmut Michel</a></span></li> <li><span class="nowrap">1989: <a href="/wiki/Sidney_Altman" title="Sidney Altman">Sidney Altman</a> / <a href="/wiki/Thomas_Cech" title="Thomas Cech">Thomas Cech</a></span></li> <li><span class="nowrap">1990: <a href="/wiki/Elias_James_Corey" title="Elias James Corey">Elias Corey</a></span></li> <li><span class="nowrap">1991: <a href="/wiki/Richard_R._Ernst" title="Richard R. Ernst">Richard R. Ernst</a></span></li> <li><span class="nowrap">1992: <a href="/wiki/Rudolph_A._Marcus" title="Rudolph A. Marcus">Rudolph A. Marcus</a></span></li> <li><span class="nowrap">1993: <a href="/wiki/Kary_Mullis" title="Kary Mullis">Kary Mullis</a> / <a href="/wiki/Michael_Smith_(chemist)" title="Michael Smith (chemist)">Michael Smith</a></span></li> <li><span class="nowrap">1994: <a href="/wiki/George_Andrew_Olah" title="George Andrew Olah">George Olah</a></span></li> <li><span class="nowrap">1995: <a href="/wiki/Paul_J._Crutzen" title="Paul J. Crutzen">Paul J. Crutzen</a> / <a href="/wiki/Mario_Molina" title="Mario Molina">Mario Molina</a> / <a href="/wiki/F._Sherwood_Rowland" title="F. Sherwood Rowland">F. Sherwood Rowland</a></span></li> <li><span class="nowrap">1996: <a href="/wiki/Robert_Curl" title="Robert Curl">Robert Curl</a> / <a href="/wiki/Harry_Kroto" title="Harry Kroto">Harold Kroto</a> / <a href="/wiki/Richard_Smalley" title="Richard Smalley">Richard Smalley</a></span></li> <li><span class="nowrap">1997: <a href="/wiki/Paul_D._Boyer" title="Paul D. Boyer">Paul D. Boyer</a> / <a href="/wiki/John_E._Walker" title="John E. Walker">John E. Walker</a> / <a href="/wiki/Jens_Christian_Skou" title="Jens Christian Skou">Jens Christian Skou</a></span></li> <li><span class="nowrap">1998: <a href="/wiki/Walter_Kohn" title="Walter Kohn">Walter Kohn</a> / <a href="/wiki/John_Pople" title="John Pople">John Pople</a></span></li> <li><span class="nowrap">1999: <a href="/wiki/Ahmed_Zewail" title="Ahmed Zewail">Ahmed Zewail</a></span></li> <li><span class="nowrap">2000: <a href="/wiki/Alan_J._Heeger" title="Alan J. Heeger">Alan J. Heeger</a> / <a href="/wiki/Alan_MacDiarmid" title="Alan MacDiarmid">Alan MacDiarmid</a> / <a href="/wiki/Hideki_Shirakawa" title="Hideki Shirakawa">Hideki Shirakawa</a></span></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">2001–present</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><span class="nowrap">2001: <a href="/wiki/William_Standish_Knowles" title="William Standish Knowles">William Knowles</a> / <a href="/wiki/Ry%C5%8Dji_Noyori" title="Ryōji Noyori">Ryoji Noyori</a> / <a href="/wiki/Karl_Barry_Sharpless" title="Karl Barry Sharpless">K. Barry Sharpless</a></span></li> <li><span class="nowrap">2002: <a href="/wiki/John_B._Fenn" title="John B. Fenn">John B. Fenn</a> / <a href="/wiki/Koichi_Tanaka" title="Koichi Tanaka">Koichi Tanaka</a> / <a href="/wiki/Kurt_W%C3%BCthrich" title="Kurt Wüthrich">Kurt Wüthrich</a></span></li> <li><span class="nowrap">2003: <a href="/wiki/Peter_Agre" title="Peter Agre">Peter Agre</a> / <a href="/wiki/Roderick_MacKinnon" title="Roderick MacKinnon">Roderick MacKinnon</a></span></li> <li><span class="nowrap">2004: <a href="/wiki/Aaron_Ciechanover" title="Aaron Ciechanover">Aaron Ciechanover</a> / <a href="/wiki/Avram_Hershko" title="Avram Hershko">Avram Hershko</a> / <a href="/wiki/Irwin_Rose" title="Irwin Rose">Irwin Rose</a></span></li> <li><span class="nowrap">2005: <a href="/wiki/Robert_H._Grubbs" title="Robert H. Grubbs">Robert H. Grubbs</a> / <a href="/wiki/Richard_R._Schrock" title="Richard R. Schrock">Richard R. Schrock</a> / <a href="/wiki/Yves_Chauvin" title="Yves Chauvin">Yves Chauvin</a></span></li> <li><span class="nowrap">2006: <a href="/wiki/Roger_D._Kornberg" title="Roger D. Kornberg">Roger D. Kornberg</a></span></li> <li><span class="nowrap">2007: <a href="/wiki/Gerhard_Ertl" title="Gerhard Ertl">Gerhard Ertl</a></span></li> <li><span class="nowrap">2008: <a href="/wiki/Osamu_Shimomura" title="Osamu Shimomura">Osamu Shimomura</a> / <a href="/wiki/Martin_Chalfie" title="Martin Chalfie">Martin Chalfie</a> / <a href="/wiki/Roger_Y._Tsien" title="Roger Y. Tsien">Roger Y. Tsien</a></span></li> <li><span class="nowrap">2009: <a href="/wiki/Venki_Ramakrishnan" title="Venki Ramakrishnan">Venkatraman Ramakrishnan</a> / <a href="/wiki/Thomas_A._Steitz" title="Thomas A. Steitz">Thomas A. Steitz</a> / <a href="/wiki/Ada_Yonath" title="Ada Yonath">Ada E. Yonath</a></span></li> <li><span class="nowrap">2010: <a href="/wiki/Richard_F._Heck" title="Richard F. Heck">Richard F. Heck</a> / <a href="/wiki/Akira_Suzuki" title="Akira Suzuki">Akira Suzuki</a> / <a href="/wiki/Ei-ichi_Negishi" title="Ei-ichi Negishi">Ei-ichi Negishi</a></span></li> <li><span class="nowrap">2011: <a href="/wiki/Dan_Shechtman" title="Dan Shechtman">Dan Shechtman</a></span></li> <li><span class="nowrap">2012: <a href="/wiki/Robert_Lefkowitz" title="Robert Lefkowitz">Robert Lefkowitz</a> / <a href="/wiki/Brian_Kobilka" title="Brian Kobilka">Brian Kobilka</a></span></li> <li><span class="nowrap">2013: <a href="/wiki/Martin_Karplus" title="Martin Karplus">Martin Karplus</a> / <a href="/wiki/Michael_Levitt_(biophysicist)" title="Michael Levitt (biophysicist)">Michael Levitt</a> / <a href="/wiki/Arieh_Warshel" title="Arieh Warshel">Arieh Warshel</a></span></li> <li><span class="nowrap">2014: <a href="/wiki/Eric_Betzig" title="Eric Betzig">Eric Betzig</a> / <a href="/wiki/Stefan_Hell" title="Stefan Hell">Stefan Hell</a> / <a href="/wiki/William_E._Moerner" title="William E. Moerner">William E. Moerner</a></span></li> <li><span class="nowrap">2015: <a href="/wiki/Tomas_Lindahl" title="Tomas Lindahl">Tomas Lindahl</a> / <a href="/wiki/Paul_L._Modrich" title="Paul L. Modrich">Paul L. Modrich</a> / <a href="/wiki/Aziz_Sancar" title="Aziz Sancar">Aziz Sancar</a></span></li> <li><span class="nowrap">2016: <a href="/wiki/Jean-Pierre_Sauvage" title="Jean-Pierre Sauvage">Jean-Pierre Sauvage</a> / <a href="/wiki/Fraser_Stoddart" title="Fraser Stoddart">Fraser Stoddart</a> / <a href="/wiki/Ben_Feringa" title="Ben Feringa">Ben Feringa</a></span></li> <li><span class="nowrap">2017: <a href="/wiki/Jacques_Dubochet" title="Jacques Dubochet">Jacques Dubochet</a> / <a href="/wiki/Joachim_Frank" title="Joachim Frank">Joachim Frank</a> / <a href="/wiki/Richard_Henderson_(biologist)" title="Richard Henderson (biologist)">Richard Henderson</a></span></li> <li><span class="nowrap">2018: <a href="/wiki/Frances_Arnold" title="Frances Arnold">Frances Arnold</a> / <a href="/wiki/Gregory_Winter" title="Gregory Winter">Gregory Winter</a> / <a href="/wiki/George_Smith_(chemist)" title="George Smith (chemist)">George Smith</a></span></li> <li><span class="nowrap">2019: <a href="/wiki/John_B._Goodenough" title="John B. Goodenough">John B. Goodenough</a> / <a href="/wiki/M._Stanley_Whittingham" title="M. Stanley Whittingham">M. Stanley Whittingham</a> / <a href="/wiki/Akira_Yoshino" title="Akira Yoshino">Akira Yoshino</a></span></li> <li><span class="nowrap">2020: <a href="/wiki/Emmanuelle_Charpentier" title="Emmanuelle Charpentier">Emmanuelle Charpentier</a> / <a href="/wiki/Jennifer_Doudna" title="Jennifer Doudna">Jennifer Doudna</a></span></li> <li><span class="nowrap">2021: <a href="/wiki/David_MacMillan" title="David MacMillan">David MacMillan</a> / <a href="/wiki/Benjamin_List" title="Benjamin List">Benjamin List</a></span></li> <li><span class="nowrap">2022: <a href="/wiki/Carolyn_Bertozzi" title="Carolyn Bertozzi">Carolyn R. Bertozzi</a> / <a href="/wiki/Morten_P._Meldal" title="Morten P. Meldal">Morten P. Meldal</a> / <a href="/wiki/Karl_Barry_Sharpless" title="Karl Barry Sharpless">Karl Barry Sharpless</a></span></li> <li><span class="nowrap">2023: <a href="/wiki/Moungi_Bawendi" title="Moungi Bawendi">Moungi G. Bawendi</a> / <a href="/wiki/Louis_E._Brus" title="Louis E. Brus">Louis E. Brus</a> / <a href="/wiki/Alexey_Ekimov" title="Alexey Ekimov">Alexei I. Ekimov</a></span></li> <li><span class="nowrap">2024: <a href="/wiki/David_Baker_(biochemist)" title="David Baker (biochemist)">David Baker</a> / <a href="/wiki/Demis_Hassabis" title="Demis Hassabis">Demis Hassabis</a> / <a href="/wiki/John_M._Jumper" title="John M. Jumper">John M. Jumper</a></span></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"><style data-mw-deduplicate="TemplateStyles:r886047488">.mw-parser-output .nobold{font-weight:normal}</style></div><div role="navigation" class="navbox" aria-labelledby="1946_Nobel_Prize_laureates" style="padding:3px"><table class="nowraplinks hlist mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:1946_Nobel_Prize_winners" title="Template:1946 Nobel Prize winners"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:1946_Nobel_Prize_winners" title="Template talk:1946 Nobel Prize winners"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:1946_Nobel_Prize_winners" title="Special:EditPage/Template:1946 Nobel Prize winners"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="1946_Nobel_Prize_laureates" style="font-size:114%;margin:0 4em">1946 <a href="/wiki/Nobel_Prize" title="Nobel Prize">Nobel Prize</a> laureates</div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Nobel_Prize_in_Chemistry" title="Nobel Prize in Chemistry">Chemistry</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a class="mw-selflink selflink">James B. Sumner</a> (United States)</li> <li><a href="/wiki/John_Howard_Northrop" title="John Howard Northrop">John Howard Northrop</a> (United States)</li> <li><a href="/wiki/Wendell_Meredith_Stanley" title="Wendell Meredith Stanley">Wendell Meredith Stanley</a> (United States)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Nobel_Prize_in_Literature" title="Nobel Prize in Literature">Literature</a> (<a href="/wiki/1946_Nobel_Prize_in_Literature" title="1946 Nobel Prize in Literature">1946</a>)</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Hermann_Hesse" title="Hermann Hesse">Hermann Hesse</a> (Switzerland)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Nobel_Peace_Prize" title="Nobel Peace Prize">Peace</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Emily_Greene_Balch" title="Emily Greene Balch">Emily Greene Balch</a> (United States)</li> <li><a href="/wiki/John_Mott" title="John Mott">John Mott</a> (United States)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Nobel_Prize_in_Physics" title="Nobel Prize in Physics">Physics</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Percy_Williams_Bridgman" title="Percy Williams Bridgman">Percy Williams Bridgman</a> (United States)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Nobel_Prize_in_Physiology_or_Medicine" title="Nobel Prize in Physiology or Medicine">Physiology or Medicine</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Hermann_Joseph_Muller" title="Hermann Joseph Muller">Hermann Joseph Muller</a> (United States)</li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div> <dl><dt><span class="nobold"><a href="/wiki/List_of_Nobel_laureates" title="List of Nobel laureates">Nobel Prize recipients</a></span></dt> <dd><a href="/w/index.php?title=Template:1941_Nobel_Prize_winners&action=edit&redlink=1" class="new" title="Template:1941 Nobel Prize winners (page does not exist)">1941</a></dd> <dd><a href="/w/index.php?title=Template:1942_Nobel_Prize_winners&action=edit&redlink=1" class="new" title="Template:1942 Nobel Prize winners (page does not exist)">1942</a></dd> <dd><a href="/wiki/Template:1943_Nobel_Prize_winners" title="Template:1943 Nobel Prize winners">1943</a></dd> <dd><a href="/wiki/Template:1944_Nobel_Prize_winners" title="Template:1944 Nobel Prize winners">1944</a></dd> <dd><a href="/wiki/Template:1945_Nobel_Prize_winners" title="Template:1945 Nobel Prize winners">1945</a></dd> <dd><b>1946 </b></dd> <dd><a href="/wiki/Template:1947_Nobel_Prize_winners" title="Template:1947 Nobel Prize winners">1947</a></dd> <dd><a href="/wiki/Template:1948_Nobel_Prize_winners" title="Template:1948 Nobel Prize winners">1948</a></dd> <dd><a href="/wiki/Template:1949_Nobel_Prize_winners" title="Template:1949 Nobel Prize winners">1949</a></dd> <dd><a href="/wiki/Template:1950_Nobel_Prize_winners" title="Template:1950 Nobel Prize winners">1950</a></dd> <dd><a href="/wiki/Template:1951_Nobel_Prize_winners" title="Template:1951 Nobel Prize winners">1951</a></dd></dl> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox authority-control" aria-labelledby="Authority_control_databases_frameless&#124;text-top&#124;10px&#124;alt=Edit_this_at_Wikidata&#124;link=https&#58;//www.wikidata.org/wiki/Q106756#identifiers&#124;class=noprint&#124;Edit_this_at_Wikidata" style="padding:3px"><table class="nowraplinks hlist mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><div id="Authority_control_databases_frameless&#124;text-top&#124;10px&#124;alt=Edit_this_at_Wikidata&#124;link=https&#58;//www.wikidata.org/wiki/Q106756#identifiers&#124;class=noprint&#124;Edit_this_at_Wikidata" style="font-size:114%;margin:0 4em"><a href="/wiki/Help:Authority_control" title="Help:Authority control">Authority control databases</a> <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q106756#identifiers" title="Edit this at Wikidata"><img alt="Edit this at Wikidata" src="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/10px-OOjs_UI_icon_edit-ltr-progressive.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/15px-OOjs_UI_icon_edit-ltr-progressive.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/20px-OOjs_UI_icon_edit-ltr-progressive.svg.png 2x" data-file-width="20" data-file-height="20" /></a></span></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">International</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"><ul><li><span class="uid"><a rel="nofollow" class="external text" href="https://isni.org/isni/0000000109892760">ISNI</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://viaf.org/viaf/75517392">VIAF</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="http://id.worldcat.org/fast/1504999/">FAST</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://id.oclc.org/worldcat/entity/E39PBJht7phhQKFgww8yq4VwG3">WorldCat</a></span></li></ul></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">National</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"><ul><li><span class="uid"><a rel="nofollow" class="external text" href="https://d-nb.info/gnd/1053083297">Germany</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://id.loc.gov/authorities/n92801692">United States</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://aleph.nkp.cz/F/?func=find-c&local_base=aut&ccl_term=ica=uk2007351450&CON_LNG=ENG">Czech Republic</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="http://data.bibliotheken.nl/id/thes/p072740752">Netherlands</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="http://olduli.nli.org.il/F/?func=find-b&local_base=NLX10&find_code=UID&request=987007344429205171">Israel</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://cantic.bnc.cat/registre/981058523851506706">Catalonia</a></span></li></ul></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">People</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"><ul><li><span class="uid"><a rel="nofollow" class="external text" href="https://www.deutsche-biographie.de/pnd1053083297.html?language=en">Deutsche Biographie</a></span></li></ul></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Other</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"><ul><li><span class="uid"><a rel="nofollow" class="external text" href="https://www.idref.fr/076186865">IdRef</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://snaccooperative.org/ark:/99166/w6d222zc">SNAC</a></span></li></ul></div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" href="https://en.wikipedia.org/w/index.php?title=James_B._Sumner&oldid=1239404349">https://en.wikipedia.org/w/index.php?title=James_B._Sumner&oldid=1239404349</a>"</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Help:Category" title="Help:Category">Categories</a>: <ul><li><a href="/wiki/Category:1887_births" title="Category:1887 births">1887 births</a></li><li><a href="/wiki/Category:1955_deaths" title="Category:1955 deaths">1955 deaths</a></li><li><a href="/wiki/Category:American_Nobel_laureates" title="Category:American Nobel laureates">American Nobel laureates</a></li><li><a href="/wiki/Category:20th-century_American_biochemists" title="Category:20th-century American biochemists">20th-century American biochemists</a></li><li><a href="/wiki/Category:Cornell_University_faculty" title="Category:Cornell University faculty">Cornell University faculty</a></li><li><a href="/wiki/Category:Nobel_laureates_in_Chemistry" title="Category:Nobel laureates in Chemistry">Nobel laureates in Chemistry</a></li><li><a href="/wiki/Category:Harvard_Medical_School_alumni" title="Category:Harvard Medical School alumni">Harvard Medical School alumni</a></li><li><a href="/wiki/Category:People_from_Canton,_Massachusetts" title="Category:People from Canton, Massachusetts">People from Canton, Massachusetts</a></li><li><a href="/wiki/Category:Fellows_of_the_American_Academy_of_Arts_and_Sciences" title="Category:Fellows of the American Academy of Arts and Sciences">Fellows of the American Academy of Arts and Sciences</a></li><li><a href="/wiki/Category:Members_of_the_United_States_National_Academy_of_Sciences" title="Category:Members of the United States National Academy of Sciences">Members of the United States National Academy of Sciences</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks mw-hidden-cats-hidden">Hidden categories: <ul><li><a href="/wiki/Category:Webarchive_template_wayback_links" title="Category:Webarchive template wayback links">Webarchive template wayback links</a></li><li><a href="/wiki/Category:Articles_with_short_description" title="Category:Articles with short description">Articles with short description</a></li><li><a href="/wiki/Category:Short_description_is_different_from_Wikidata" title="Category:Short description is different from Wikidata">Short description is different from Wikidata</a></li><li><a href="/wiki/Category:Articles_needing_additional_references_from_February_2013" title="Category:Articles needing additional references from February 2013">Articles needing additional references from February 2013</a></li><li><a href="/wiki/Category:All_articles_needing_additional_references" title="Category:All articles needing additional references">All articles needing additional references</a></li><li><a href="/wiki/Category:Articles_with_hCards" title="Category:Articles with hCards">Articles with hCards</a></li><li><a href="/wiki/Category:All_articles_with_unsourced_statements" title="Category:All articles with unsourced statements">All articles with unsourced statements</a></li><li><a href="/wiki/Category:Articles_with_unsourced_statements_from_January_2015" title="Category:Articles with unsourced statements from January 2015">Articles with unsourced statements from January 2015</a></li><li><a href="/wiki/Category:Nobelprize_template_using_Wikidata_property_P8024" title="Category:Nobelprize template using Wikidata property P8024">Nobelprize template using Wikidata property P8024</a></li></ul></div></div> </div> </main> </div> <div class="mw-footer-container"> <footer id="footer" class="mw-footer" > <ul id="footer-info"> <li id="footer-info-lastmod"> This page was last edited on 9 August 2024, at 02:45<span class="anonymous-show"> (UTC)</span>.</li> <li id="footer-info-copyright">Text is available under the <a href="/wiki/Wikipedia:Text_of_the_Creative_Commons_Attribution-ShareAlike_4.0_International_License" title="Wikipedia:Text of the Creative Commons Attribution-ShareAlike 4.0 International License">Creative Commons Attribution-ShareAlike 4.0 License</a>; additional terms may apply. By using this site, you agree to the <a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Terms_of_Use" class="extiw" title="foundation:Special:MyLanguage/Policy:Terms of Use">Terms of Use</a> and <a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Privacy_policy" class="extiw" title="foundation:Special:MyLanguage/Policy:Privacy policy">Privacy Policy</a>. Wikipedia® is a registered trademark of the <a rel="nofollow" class="external text" href="https://wikimediafoundation.org/">Wikimedia Foundation, Inc.</a>, a non-profit organization.</li> </ul> <ul id="footer-places"> <li id="footer-places-privacy"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Privacy_policy">Privacy policy</a></li> <li id="footer-places-about"><a href="/wiki/Wikipedia:About">About Wikipedia</a></li> <li id="footer-places-disclaimers"><a href="/wiki/Wikipedia:General_disclaimer">Disclaimers</a></li> <li id="footer-places-contact"><a href="//en.wikipedia.org/wiki/Wikipedia:Contact_us">Contact Wikipedia</a></li> <li id="footer-places-wm-codeofconduct"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Universal_Code_of_Conduct">Code of Conduct</a></li> <li id="footer-places-developers"><a href="https://developer.wikimedia.org">Developers</a></li> <li id="footer-places-statslink"><a href="https://stats.wikimedia.org/#/en.wikipedia.org">Statistics</a></li> <li id="footer-places-cookiestatement"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Cookie_statement">Cookie statement</a></li> <li id="footer-places-mobileview"><a href="//en.m.wikipedia.org/w/index.php?title=James_B._Sumner&mobileaction=toggle_view_mobile" class="noprint stopMobileRedirectToggle">Mobile view</a></li> </ul> <ul id="footer-icons" class="noprint"> <li id="footer-copyrightico"><a href="https://wikimediafoundation.org/" class="cdx-button cdx-button--fake-button cdx-button--size-large cdx-button--fake-button--enabled"><img src="/static/images/footer/wikimedia-button.svg" width="84" height="29" alt="Wikimedia Foundation" loading="lazy"></a></li> <li id="footer-poweredbyico"><a href="https://www.mediawiki.org/" class="cdx-button cdx-button--fake-button cdx-button--size-large cdx-button--fake-button--enabled"><img src="/w/resources/assets/poweredby_mediawiki.svg" alt="Powered by MediaWiki" width="88" height="31" loading="lazy"></a></li> </ul> </footer> </div> </div> </div> <div class="vector-settings" id="p-dock-bottom"> <ul></ul> </div><script>(RLQ=window.RLQ||[]).push(function(){mw.config.set({"wgHostname":"mw-web.codfw.main-694cf4987f-zxm5r","wgBackendResponseTime":134,"wgPageParseReport":{"limitreport":{"cputime":"0.505","walltime":"0.690","ppvisitednodes":{"value":3471,"limit":1000000},"postexpandincludesize":{"value":94891,"limit":2097152},"templateargumentsize":{"value":4405,"limit":2097152},"expansiondepth":{"value":14,"limit":100},"expensivefunctioncount":{"value":8,"limit":500},"unstrip-depth":{"value":1,"limit":20},"unstrip-size":{"value":59920,"limit":5000000},"entityaccesscount":{"value":1,"limit":400},"timingprofile":["100.00% 552.141 1 -total"," 25.95% 143.261 1 Template:Infobox_scientist"," 20.54% 113.416 1 Template:Reflist"," 15.33% 84.658 1 Template:Nobel_Prize_in_Chemistry_Laureates_1926-1950"," 14.88% 82.137 5 Template:Cite_web"," 14.71% 81.234 1 Template:Navbox"," 10.69% 59.033 1 Template:More_citations_needed"," 9.77% 53.969 1 Template:Ambox"," 9.28% 51.250 1 Template:Short_description"," 7.25% 40.027 1 Template:1946_Nobel_Prize_winners"]},"scribunto":{"limitreport-timeusage":{"value":"0.316","limit":"10.000"},"limitreport-memusage":{"value":8544203,"limit":52428800}},"cachereport":{"origin":"mw-api-ext.codfw.main-7556f8b5dd-p2n4v","timestamp":"20241122162409","ttl":2592000,"transientcontent":false}}});});</script> <script type="application/ld+json">{"@context":"https:\/\/schema.org","@type":"Article","name":"James B. Sumner","url":"https:\/\/en.wikipedia.org\/wiki\/James_B._Sumner","sameAs":"http:\/\/www.wikidata.org\/entity\/Q106756","mainEntity":"http:\/\/www.wikidata.org\/entity\/Q106756","author":{"@type":"Organization","name":"Contributors to Wikimedia projects"},"publisher":{"@type":"Organization","name":"Wikimedia Foundation, Inc.","logo":{"@type":"ImageObject","url":"https:\/\/www.wikimedia.org\/static\/images\/wmf-hor-googpub.png"}},"datePublished":"2004-03-23T03:17:57Z","dateModified":"2024-08-09T02:45:31Z","image":"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/8\/84\/James_Batcheller_Sumner.jpg","headline":"American chemist (1887-1955)"}</script> </body> </html>