CINXE.COM
Just a moment...
<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="390"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "www.cell.com",cType: 'managed',cRay: '8e71cb86de1240da',cH: 'fNdHgstubcguYW7dTWq0BhHfqcUlXHdPg75_qJWl6t4-1732371574-1.2.1.1-oQZIop78Uuuc1ONnY3hTE0Vg67KpKTyL8h2gstNWvwvGR5QIl5V_UZ2.lAID.8JJ',cUPMDTk: "\/molecular-therapy-family\/home?__cf_chl_tk=_RrWOIqKGUf5O2mRlirv4fFl10RuzUglqP_poIAofoI-1732371574-1.0.1.1-XBfJ0JX82QGP36GylHosb_jnHIx1bWd.faHwf4Ip4Q0",cFPWv: 'g',cITimeS: '1732371574',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/molecular-therapy-family\/home?__cf_chl_f_tk=_RrWOIqKGUf5O2mRlirv4fFl10RuzUglqP_poIAofoI-1732371574-1.0.1.1-XBfJ0JX82QGP36GylHosb_jnHIx1bWd.faHwf4Ip4Q0",md: "GL65TPxqqHNvRtUBzOmmpuf0TWP1igdNclc16kub.Ck-1732371574-1.2.1.1-zx7AmC4tt9QC0hzns84x6CPiBytB5GLpIVS1CvKi1vForA_eFasddFceIm286JUP3f2QRPaqkgnSP7zTqlV0Wv8vVbE2bJdwY0ki5YdPGod94aYxcVNcuXLNxrZ7D3LIX0Rn8JipFNVVmWZ3A85ZWnHanftX16uNH3JbwiVwzPpV8SzgbKsxFbDn96bxEXRWrEcyhSG0weqeCUi94OVwr9kXW1Emynvkfh1ihqzEpqYQC6Edn6MXGlf_m7eA2bUONFU6qIDUMyKotNWNp.bkkI6qyMU6LjGvsAhZz9l.8zw4s29gMfKQqXmVgQlGmtTfqejBCwo0aFmYgF2BfBxOKWWs2fHFCpDcfu1ykCYOPjGj6LYpaCgx4GkTn9FHZBPhEXv5ozWgX4Xb_qAnSjNH1T3bBq3Wqzv4.WAzKsqoN3w.O21hLoaZAeibTudlcBHFOH4185r0OHKTt6Uq2XBESzczSzEpEcLQN9oXQ2kmnrxsx3NcvZ9J3UrP8dg6wu1aXRg81L7chy4Ei0fuw3_nRpKkEOxP4xVff0Ths56yewmatMX9kTu5jWnMaJiNFJqjv6DKnuH4z6mPTdPTiyDNVy0wM1jUxIwzDU.cR2rQB__1tMk.JIHzdKTuXu4S6S39hJlzw0UmIPzh9agc8xFzj1ot.K7fePT2Cq.cPtVJLes.5sNBx5hMt3EuLpYOj1A8AcsWUluyy1qSNN0CO4z8p1d.uZDJ6VY9oQzC6ENdoN.Hm9STb5xExbIkZjVIDN7v.F49ZnncpTOrBDdvB1Ieuuvpu0pzS6y0YUexO3DSB8CGaf_zugLL2mNHXjfTJEXsUJsjqLV55znMSQpbgfNIRPrNtHt9S7Pad_xJnFthXnJoUKDICh6M.MoZlpMvJ13A0vbJMqsTHvN86LBA0uIoUqcnoBFiQfD0haxCk6NyGmbn6VXAsQ6LGFlcaLGyypd1Ie.IEF6fTqHPC_lxqFXCU_ro.oKEKkywwibmOZvu2Pl1a0cJvwTeNxjkOHK_LnQp.w0KGtsYhGETuftIsq4s6xkdTAKmIPfX2PTMR8VWY.E32Pu7q5Eo5idXDERF_q0JBOPPMcyX8nlkAxKQiQSNTq98EWy6Fy5o2xUAn7iItqGGXHFHsp.DDxeNTBV5Ha3Lgd2AQHU8uHfO0OdDXaO_LskKrDBvcDvD5qGmmwsS0ILm0OK4qejEHXy198KSwGWDgMrw9sU350nJON4DupJE9yOh75N2xAc8gyr545EBAHSKTo16LGB3Mt7T6svBWaHIQLTVCdT9TwkPHlauYNhtR28EIrx_e7UqzhTU0_faWUkfDTVAGx0R8hF2kUR0b8RgAyiaEcNIG3jhz_bdnC7c.4HNjoJOS2EPzoLMo_n3Gv3a62MC_hq6OlvcLHUHuvyG9kiye3ePpjQCa26WvaYHjSxIeIFze_mCz6wtw7HDNpQItWNY.B5FOJEnGGtsfkZIEPE03Bc2swkOtoUvF.qcM2nBK.QfDG9wq6dtThm6gHYra8pQIGot9uUskoiJRPxbYQenStArFQRRj9FFfBTVRnI1sPUPcbQxymOkHU3dIOIoHG8ypmcaaqNlesC2Ibuyd9cAkFT2JKxG2iNYQf2Yxs5kmzQH8En2PhPbODtPHHIY29ssDd2sK0cpFQu4e97SdmXCg.t0Prdc2OYxDWx4KOeiZva7sGVKTn4A4igW_Ryb1yzXSwYruwnMvzADW0HSoiRtxlJSzZndDGQB0J9I9Gj5go7LJceZkKIKcNfD9oacedtt3C1pQav9O6moj9oUo7zkkB88ZQ7nAJ1qCVQVCIHlIgPLfoy_rjlRhCOqZCgwbQKGGtKYvkiltLBfAjQb1.PMoYR973vpbsj6fHJ.MKGD90uRCS_TQU9DDtwlsFinw1Q._K7DnXu__0nZ3cQwDl2Wmuy_g2MwRhwcLXREUN1xqrxhRUudyWxsTCPs0PkJ6OFb7P5Bu_aGxIYBwwHfuffHDYzmGKmPzO.4QsGSiRVoeEIHi4DBxCSO9eEO3XbkKFqkw8IedbDgySBu25WFubcCi.KhFYjkxm3gODGjEEy1t534QZ1iVaXf6cH0engwoi1QHiBlgsLbN_SJ.vYv5QElptNp4WkW_0N_rFC4n9FSDHwlbeCEYOuMQfJCn4ZHQCcQFCDOBnR283soF1EBlPIJA6vUwkJAj5nNiYGXrfbmMH.JUzQVjOOeS.pTRDf1WnXYkHus_Uxsh7j8it42WUkYUysZtpK4TA28RH106LHMtNb6I3FRQI3fDMFW3n0NJdzpV84tGt4DYE5KmlWnKkf9hbvRocTPrrotrNqPpooujJLI4iQDV1djKqBI7KwrEBIFqwPtFRp75pEO874o24pmxXf0TyPZS4WZ7UCDVhFmirKgJpr7vl8JF07CB8_RNAYnOeB3HgdARIX4ikak16gYpz5w7x3_bGj5rsTxSq8xE1NxgI4sClYEbqQrsAJ.ZGUA2vCqsG1fGBtPO6uGrn3jSCNOJuxp7MaOl.l8UOMZiFum5no.GvggEO.8ln7rgFKRWoiUTWVAXq4oNGyWE_6RCmdfXUSSM_ZIq3JzjVoKZ_3xoVI9OCFvxOKv596wbv0Ij0VTjtRWJQaudajPYyj8nlCAAl75_RjYi_yJ_0E4nArP3jcEhYk6zJ_nL6IYFVi1KlER3Crh_bqRrcW5sCeAK_C7rw_lPcoVwtIDqBxK9EcYKrg4MHzgsB3SRyHOkua6x41PMIq21OZUVMmImuxfndFjYFrIoIp2hPSAQiyDs85x1bJOb4YJ3BdwFod0ZjHxAP1GRHpvnNiOel8tgSg_W2GfxIb.1iKlJOI0lY7xfGCXcLt.oe95Te2No_1ZfoI5QkwQEm_QmjJFihP.m.hhvMP2uqtjoPmrJJliwKtyINDLj_WYdCat6j_qRIv96U8fEXQa5_yycGYqm_NCo2GlOj7WOtYzCjDxMWjxjRri5yH.IHp5wsOAKYUXSmc",mdrd: "fwm72L9R62rlbfzZ0svG9Mbtq4QSnIsq0QBntoej8DE-1732371574-1.2.1.1-7uVldLjeReACZOLd3D811stCQM8KetirfRWTivuf.M9xxjswUJjNIWZQEN_weSL9HTzoS9bsrxBf5hGe5A30ERZTMdq4dHJSBy9YYdJ9TryHWTye7T.lUFUJdKA85U9jWUfHOqHsZPRkbabolfh4ZQC2ELMjxPwqj8z.3jHTzJkUUUWTt4yCVOmr92QBsAFwXxxhADam__SlAAv9MTAG8kUEJ5CniItGz4t7cSRXA6s3VBLNHvlki8yeCAeT7tXHPUVBrz88PUqF3sh803jT0fggYg1bxS15FwmW_HFWQlr6DcBOG3IhChAWUsROYkmHddAmXX4PmSAk7PQpjesvntv2HC6oWFPCBmrVRNHLEJScZB.n5MRT0ZqBYPDJEl2upJsN6HPlj22leTbRvLTmXZYsyHSZZHHOfenyl67x_rLJCdWeel5I1e_inywJ174Z61xmuFpE4MSSAHxD83I3_1uTkXztO8JnIZE0dbphqOwv5gaEKL1IDvjolMGr42oEcutkXCkcINYVdAj6.1y415cpCdBKMrapihV4U1ew37LovQqF2Hgq7qDwFIGah.QpD_NgROCQIm0lc6znpQvC_rFmNdaOc_faH7oyvDlHteQ8PUPhIhxsNKGpDd_7PzpmhNsC8vnPwAuG3QDn3PORp0ONPxsVGu_dhWIXbNT.SyCQhJf5Gz3.ARLJckVu715jrYK5Vobe9oIyYBi.lOcuGHGKhZpUetMiA1_NZND2iqDlQ396rWhAA.2vFJdVgn0BpWvIOAy9CUTnsbYeekrlAXyXkLC2g9g79CZtCSvUscv3q3D.huPkAK0EOnazXUHLVqqHtHYcenL.T_LvWtsLc8spXcYfy4SBRnMf2U0Ny0PIv279qd4sHjKTSaBGj5VrOmtWX6xk4WYIgcoAtnSHLRGs4tAamxbLHlpBQfJzRB4BsqdYucx74hQo2Q25Yx7l0ZCR61eU9M5xrae1x8cJkDNpPROvT0yK3.5onsQ0zOgeAiXEqlkBGgRidsPFkRe.wfqhZusgufr3fHIpgaa31u6Awyw49ZmNarULGfQsxo8kvZnxDi55AdTtpBdk7YxZCAy26VL7nnFmh5wVv4sp6333w495D_YpTV09exEYVcLbBLwu2DT4_RR0ZAOGB0L72ZQR3Ht.S2I_SwDnm3gjQYscLrthew.oRSl_MWUBloXO5RhrC3JQs3J6M.wMDpQ1v6BzHEDyeOJpzKpBXmXpnR2lcgGAc7U7DdDVFDl78hp02o6bahHCMA3Kqj4jdDiFyUEdxRE7ZPrXUUz4i_cl4RXMQMp7vtVqkDjmh1EEeOLehqmp6jlxJ3NqpCWSXrJV.mEetc45xGSWPV7rxgQ89PD2KKulv7BMD_2lvbrQYpRufH7wzwKqJvkfEvJJsPIneJFn0W9kOqBdDVpTJ.6awamRsbd4yeAAlhIHC8Q6t4G_A2mnW34Qs6716xPxSbG0nhRHABOxikzNazH78HYPVrxhrecACZ3Yos_pP4YinwuEiYj42BEZlcWcgtt8VRF6tGfQxBrZL7mAunmAlxPlVp2wk_mio6Xw2PKz1SqBUcBIlsWuZMYE1UrbSNqPlmXAp2qVzYEE0veus59DW8qaueCvFbKQIDNRTyVmnXYHlqblNO6T0OzqR3JF1efMY6zYplNlWM72Tn5TIvlLOuT0Xa7edt.MU8XtMvE.RfT2aolUd1inHKGEvHy5zRc6kvQVvhXA9NV.IAzUIZBa2J2H3qiWdV0AD1uCTFJcuSTFodml9EVLuq1bgJxMkYElLitecdP2FzWdvRWiFMt3vJ0JTGNfJzG0N7ixynwBvVCkkrteJhSlujWXQ..ZWxQoe5DCcXT7ZPzgYKdIAiHlUB477r4jyj3QERQ2FJmY9sdU4UflOc7Lx5qO3VoZWWo4jSC1uBvwRPZxLWUsUeVt6criG.CrtMCbUOt3yA.Mo36ZN4I"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=8e71cb86de1240da';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/molecular-therapy-family\/home?__cf_chl_rt_tk=_RrWOIqKGUf5O2mRlirv4fFl10RuzUglqP_poIAofoI-1732371574-1.0.1.1-XBfJ0JX82QGP36GylHosb_jnHIx1bWd.faHwf4Ip4Q0" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>