新诺威(300765.SZ)：控股子公司SYS6023抗体偶联药物获得药物临床试验批准通知书

Core Viewpoint - XinNuoWei (300765.SZ) announced that its subsidiary, Giant Stone Biopharmaceutical Co., Ltd., has received approval from the National Medical Products Administration for the clinical trial of SYS6023, a HER3-targeted antibody-drug conjugate [1] Group 1 - SYS6023 is designed to target specific receptors on tumor surfaces and utilizes a topoisomerase I inhibitor developed by the company as its payload [1] - The mechanism of SYS6023 involves binding to tumor cells, entering them through endocytosis, and releasing toxins to kill cancer cells [1] - The payload of SYS6023 is not a substrate for efflux pumps, which is expected to help avoid resistance issues commonly seen with DXd class ADCs [1]