Mabwell(SH:688062) Ge Long Hui A P P·2025-07-31 07:52Core Viewpoint - Maiwei Biotech (688062.SH) has received regulatory approvals for its innovative antibody-drug conjugate (ADC) 7MW4911, marking a significant step in its clinical development [1] Regulatory Approvals - The company has received a formal acceptance notice from the National Medical Products Administration (NMPA) for the clinical trial application of 7MW4911 [1] - Additionally, the U.S. Food and Drug Administration (FDA) has issued an IND Acknowledgement Letter confirming receipt of the IND application for 7MW4911 [1] Product Development - 7MW4911 is developed based on the company's proprietary IDDC? antibody conjugate technology platform, targeting cadherin-17 (CDH17) [1] - CDH17 is identified as a promising therapeutic target validated by multi-omics across various cancer types, with significant overexpression in colorectal, gastric, and pancreatic cancers [1] - The design of 7MW4911 integrates three core components: a high-specificity monoclonal antibody Mab0727, a novel cleavable linker, and a proprietary DNA topoisomerase I inhibitor MF-6 [1] Mechanism of Action - MF-6 is designed to overcome multi-drug resistance mechanisms, enhancing anti-tumor activity through excellent plasma stability, controllable drug release, and a strong bystander effect [1]