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Research</a> |  <a href="#history-of-medicine">History of Medicine</a> | <a href="#policies">Policies and Guidelines</a></p> <hr /> <h2><a id="biomedical-literature"></a>Biomedical Literature</h2> <ul> <li><a href="//www.ncbi.nlm.nih.gov/pubmed">PubMed</a> <ul> <li>Biomedical journal literature. See <a href="https://pubmed.ncbi.nlm.nih.gov/about/">About PubMed</a> for more information. Learn how to <a href="https://support.nlm.nih.gov/knowledgebase/article/KA-03304/en-us">find full text articles</a> in PubMed.</li> </ul> </li> <li><a href="https://www.nlm.nih.gov/medline/medline_home.html">MEDLINE</a> <ul> <li>A free database that contains abstracts and other metadata for biomedical and life sciences journal literature.<br /><br /></li> </ul> </li> <li><a title="PubMed Central<SUP><SMALL>TM</SMALL></SUP> " href="//www.pubmedcentral.nih.gov/">PubMed Central </a> <ul> <li>A free full-text archive of biomedical and life sciences journal literature.<br /><br /></li> </ul> </li> <li><a id="anch_59" href="https://catalog.nlm.nih.gov/">LocatorPlus Online Catalog</a> <ul> <li>LocatorPlus is the Library's online catalog containing catalog records for books, audiovisuals, journals, computer files, and other materials in the Library's collections.<br /><br /></li> </ul> </li> <li>Electronic Databases & Directories: <a href="https://www.nlm.nih.gov/services/databases_abc.html">Alphabetical List</a> and <a href="https://www.nlm.nih.gov/services/databases_subject.html">Subject List</a></li> </ul> <h2><a id="biomedical-topics"></a>Biomedical Topics</h2> <h3>Computational Molecular Biology</h3> <ul> <li><a title="BLAST®" href="//www.ncbi.nlm.nih.gov/BLAST/">BLAST</a> <ul> <li>A tool that finds regions of similarity between biological sequences. The program compares nucleotide or protein sequences to sequence databases and calculates the statistical significance.</li> </ul> </li> <li><a title="GenBank®" href="//www.ncbi.nlm.nih.gov/Genbank/GenbankOverview.html">GenBank</a> <ul> <li>A database of nucleotide sequences.</li> </ul> </li> <li><a title="Molecular Structure and Function" href="//www.ncbi.nlm.nih.gov/Structure/">Molecular Structure and Function</a> <ul> <li>A database of macromolecular 3D structures, as well as tools for their visualization and comparative analysis.</li> </ul> </li> <li><a title="Taxonomy Database" href="//www.ncbi.nlm.nih.gov/Taxonomy/taxonomyhome.html">Taxonomy Database</a> <ul> <li>A database of taxonomic names of lineages of organisms represented in NCBI's sequence databases.</li> </ul> </li> <li><a title="Conserved Domain Database (CDD)" href="//www.ncbi.nlm.nih.gov/Structure/cdd/cdd.shtml">Conserved Domain Database (CDD)</a> <ul> <li>A database to identify the conserved domains present in a protein sequence.</li> </ul> </li> <li><a title="Reference Sequences (RefSeq)" href="//www.ncbi.nlm.nih.gov/RefSeq/">Reference Sequences (RefSeq)</a> <ul> <li>A collection of reference sequences for genomes, gene transcripts, and proteins.</li> </ul> </li> <li><a title="Vector Alignment Search Tool (VAST)" href="//www.ncbi.nlm.nih.gov/Structure/VAST/vast.shtml">Vector Alignment Search Tool (VAST)</a> <ul> <li>A computer algorithm developed at NCBI and used to identify similar protein 3-dimensional structures ("similar structures") by purely geometric criteria and to identify distant homologs that cannot be recognized by sequence comparison.</li> </ul> </li> </ul> <h3>Health Data Standards and Natural Language Processing</h3> <ul> <li><a href="https://www.nlm.nih.gov/healthit/index.html">Health Information Technology and Health Data Standards at NLM</a> <ul> <li>Clinical vocabulary standards and tools that support implementation of Meaningful Use, C-CDA, and other programs</li> </ul> </li> </ul> <h3>Human Genome Resources</h3> <ul> <li><a title="Online Mendelian Inheritance in Man " href="https://www.ncbi.nlm.nih.gov/omim">Online Mendelian Inheritance in Man (OMIM)</a> <ul> <li>A guide to genes and inherited disorders.<br /><br /></li> </ul> </li> <li><a title="Gene" href="https://www.ncbi.nlm.nih.gov/gene">Gene</a> <ul> <li>Gene integrates information from a wide range of species. A record may include nomenclature, Reference Sequences (RefSeqs), maps, pathways, variations, phenotypes, and links to genome-, phenotype-, and locus-specific resources worldwide.<br /><br /></li> </ul> </li> <li><a title="Genome Data Viewer " href="//www.ncbi.nlm.nih.gov/genome/gdv/">Genome Data Viewer </a> <ul> <li>A genome browser supporting the exploration and analysis of more than 580 eukaryotic <a href="https://www.ncbi.nlm.nih.gov/refseq/about/">RefSeq</a> genome assemblies.<br /><br /></li> </ul> </li> <li><a title="More Human Genome Resources at NCBI" href="//www.ncbi.nlm.nih.gov/genome/guide/human/">More Human Genome resources at NCBI</a></li> </ul> <ul> <li style="list-style-type: none;"> </li> </ul> <h2><a id="health-services-research-public-health"></a>Health Services Research and Public Health</h2> <ul> <li><a title="Health Services Research and Public Health" href="/hsrph.html">Health Services Research and Public Health</a></li> </ul> <h2><a id="intramural-research"></a>Intramural Research</h2> <ul> <li><a href="https://www.nlm.nih.gov/research/index.html">NLM Intramural Research Program</a></li> </ul> <h2><a id="history-of-medicine"></a>History of Medicine</h2> <ul> <li><a href="https://www.nlm.nih.gov/hmd/research-tools/">Research Tools</a></li> <li><a href="https://www.nlm.nih.gov/hmd/collections/index.html">Historical Collections</a></li> <li><a href="https://www.nlm.nih.gov/hmd/about/exhibition/exhibitions.html">Exhibition Program</a></li> <li><a href="https://www.nlm.nih.gov/hmd/copyright/">Historical Collections Copyright Information</a></li> </ul> <h2><a id="policies"></a>Policies and Guidelines</h2> <ul> <li><a title="NIH Public Access Compliance Toolkit" href="https://learn.nlm.nih.gov/documentation/training-packets/T000201112/">NIH Public Access Compliance Toolkit</a></li> <li><a href="//www.nlm.nih.gov/services/research_report_guide.html">Research Reporting Guidelines and Initiatives: By Organization</a></li> <li><a href="/citingmedicine/">Citing Medicine: the NLM Style Guide for Authors, Editors, and Publishers</a></li> <li><a class="external-link" href="https://www.nlm.nih.gov/web_policies.html" rel="nofollow">NLM Web Policies</a> (Privacy and Security ; NLM Social Media Comments Policy ; Copyright)</li> <li><a class="external-link" href="https://www.nlm.nih.gov/hmd/copyright/patron-guide-evaluation.html">Patron Guide to Copyright and Historical Materials</a></li> </ul></div>   <div class="tablet:grid-col-4"><h3>Resources For You</h3> <ul> <li><a href="//www.nlm.nih.gov/portals/healthcare.html">For Health Care Professionals</a></li> <li><a href="//www.nlm.nih.gov/portals/librarians.html">For Librarians</a></li> <li><a href="//www.nlm.nih.gov/portals/public.html">For the Public</a></li> <li><a href="//www.nlm.nih.gov/portals/publishers.html">For Publishers</a></li> <li><a id="anch_78" href="https://www.nlm.nih.gov/training.html">Training and Careers</a></li> </ul></div>  </div> <p class=”margin-top-5”><small>Last Reviewed: October 7, 2024</small></p> </div> </main>  <footer class="usa-footer__primary-section padding-top-5 padding-bottom-3 insertfooter"> <div class="grid-container"> <div class="grid-row"> <div class="desktop:grid-col-3 grid-col-6"> <a href="https://www.nlm.nih.gov/socialmedia/index.html"> <p class="text-white margin-bottom-1">Connect with NLM</p> </a> <ul class="social_media add-list-reset"> <li class="margin-right-05"><a href="https://www.facebook.com/nationallibraryofmedicine"><img class="bg-secondary" src="https://www.nlm.nih.gov/images/facebook.svg" alt="Facebook"></a></li> <li class="margin-right-05"><a title="External link: please review our privacy policy." href="https://www.linkedin.com/company/national-library-of-medicine-nlm/"><img class="bg-secondary" src="//www.nlm.nih.gov/images/linkedin.svg" alt="LinkedIn"></a></li> <li class="margin-right-05"><a title="External link: please review our privacy policy." href="https://twitter.com/NLM_NIH"><img src="https://www.nlm.nih.gov/images/twitter.svg" class="padding-1 bg-secondary" alt="Twitter"></a></li> <li class="margin-right-05"><a title="External link: please review our privacy policy." href="https://www.youtube.com/user/NLMNIH"><img src="//www.nlm.nih.gov/images/youtube.svg" class="bg-secondary" alt="You Tube"></a></li> <li class="margin-right-05"><a title="External link: please review our privacy policy." href="https://public.govdelivery.com/accounts/USNLMOCPL/subscriber/new?preferences=true"><img src="//www.nlm.nih.gov/images/mail.svg" class=" bg-secondary" alt="Government Delivery"></a></li> </ul> </div> <div class="desktop:grid-col-3 grid-col-6"> <p class="address_footer text-white"> National Library of Medicine <br> <a href="https://www.google.com/maps/place/8600+Rockville+Pike,+Bethesda,+MD+20894/@38.9959508,-77.101021,17z/data=!3m1!4b1!4m5!3m4!1s0x89b7c95e25765ddb:0x19156f88b27635b8!8m2!3d38.9959508!4d-77.0988323" class="text-white"> 8600 Rockville Pike <br> Bethesda, MD 20894 </a></p> </div> <div class="desktop:grid-col-3 grid-col-6"> <p><a href="/web_policies.html" class="text-white"> Web Policies </a><br> <a href="https://www.nih.gov/institutes-nih/nih-office-director/office-communications-public-liaison/freedom-information-act-office" class="text-white"> FOIA </a><br> <a href="https://www.hhs.gov/vulnerability-disclosure-policy/index.html" class="text-white">HHS Vulnerability Disclosure</a> </p> </div> <div class="desktop:grid-col-3 grid-col-6"> <p><a class="supportLink text-white" href="//support.nlm.nih.gov?from="> NLM Support Center </a> <br> <a href="/accessibility.html" class="text-white"> Accessibility </a><br> <a href="/careers/careers.html" class="text-white"> Careers </a></p> </div> </div> <div class="grid-row"> <div class="grid-col-12"> <p class="text-center text-white"> <a class="text-white" href="//www.nlm.nih.gov/">NLM</a> | <a class="text-white" href="https://www.nih.gov/">NIH</a> | <a class="text-white" href="https://www.hhs.gov/">HHS</a> | <a class="text-white" href="https://www.usa.gov/">USA.gov</a></p> </div> </div> </div> </footer> <script src="//assets.nlm.nih.gov/uswds/js/uswds.min.js"></script> <script src="//assets.nlm.nih.gov/jquery/jquery-latest.min.js"></script> <script src="//assets.nlm.nih.gov/jquery/jquery-migrate-latest.min.js"></script> <script src="/scripts/nlm_autocomplete.js"></script> <script src="/scripts/nlm_uswds.js"></script> </body> </html>