<p>Samsung Bioepis Co., Ltd. announced today the initiation of Phase 1 clinical trial for SBE303. SBE303 is Samsung Bioepis&rsquo;s first novel antibody-drug conjugate (ADC) candidate engineered to bind to Nectin-4, an adhesion protein that is specifically expressed in tumor cells, including urothelial cancer, lung cancer, and breast cancer.1&nbsp;The Phase 1 clinical trial for SBE303 is an open‑label, multi-center, first‑in‑human trial to evaluate the safety, tolerability and efficacy of SBE303 in participants with advanced refractory solid tumors. More information on this study is available at&nbsp;<a href="https://cts.businesswire.com/ct/CT?id=smartlink&amp;url=https%3A%2F%2Fclinicaltrials.gov%2Fstudy%2FNCT07524348&amp;esheet=54502327&amp;newsitemid=20260414313544&amp;lan=en-US&amp;anchor=clinicaltrials.gov&amp;index=1&amp;md5=6a3334139eda06e75b7185ec6a08024e" rel="nofollow" target="_blank">clinicaltrials.gov</a>&nbsp;(NCT07524348).</p> <p>About Samsung Bioepis Co., Ltd.</p> <p>Established in 2012, Samsung Bioepis is a biopharmaceutical company committed to realizing healthcare that is accessible to everyone. Through innovations in product development and a firm commitment to quality, Samsung Bioepis aims to become the world&#39;s leading biopharmaceutical company. As a wholly owned subsidiary of Samsung Epis Holdings, Samsung Bioepis continues to advance a broad pipeline of biologic candidates that cover a spectrum of therapeutic areas, including immunology, oncology, ophthalmology, hematology, nephrology, endocrinology. For more information, please visit&nbsp;<a href="https://cts.businesswire.com/ct/CT?id=smartlink&amp;url=http%3A%2F%2Fwww.samsungbioepis.com&amp;esheet=54502327&amp;newsitemid=20260414313544&amp;lan=en-US&amp;anchor=www.samsungbioepis.com&amp;index=2&amp;md5=9aa914a4dde086776acc24d58438bbe6" rel="nofollow" target="_blank">www.samsungbioepis.com</a>&nbsp;and follow us on&nbsp;<a href="https://cts.businesswire.com/ct/CT?id=smartlink&amp;url=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Fsamsungbioepis%2F&amp;esheet=54502327&amp;newsitemid=20260414313544&amp;lan=en-US&amp;anchor=LinkedIn&amp;index=3&amp;md5=44833481a220e312b44d30f7d973492c" rel="nofollow" target="_blank">LinkedIn</a>&nbsp;and&nbsp;<a href="https://cts.businesswire.com/ct/CT?id=smartlink&amp;url=https%3A%2F%2Fx.com%2FSamsungBioepis%2F&amp;esheet=54502327&amp;newsitemid=20260414313544&amp;lan=en-US&amp;anchor=X&amp;index=4&amp;md5=b614b0becd1de097f4ddf82ff52aa1e3" rel="nofollow" target="_blank">X</a>.</p> <table cellspacing="0" id="ui-kit-table-container-1"> <tbody> <tr> <td>&nbsp;</td> <td>&nbsp;</td> </tr> <tr> <td colspan="2"> <p>1&nbsp;Li K, Zhou Y, Zang M, Jin X, Li X. Therapeutic prospects of nectin-4 in cancer: applications and value. Front Oncol. 2024 Mar 28;14:1354543. doi: 10.3389/fonc.2024.1354543. PMID: 38606099; PMCID: PMC11007101.</p> </td> </tr> </tbody> </table> <p>&nbsp;</p>