Group 1 - The company, Changjiang Life Science Technology, has announced promising early results from preclinical laboratory tests of a novel cancer vaccine targeting TROP2, a cell surface glycoprotein overexpressed in various cancers such as breast, lung, pancreatic, and colorectal cancers [1] - TROP2 plays a critical role in cell proliferation, metastasis, and invasion, making it a potential therapeutic target in oncology due to its high expression in cancer cells and minimal presence in normal tissues [1] - The TROP2 cancer vaccine candidate utilizes innovative circular RNA (circRNA) and fusion protein constructs, demonstrating significant tumor growth inhibition in preclinical studies involving over 170 mice, with complete tumor growth suppression observed in all breast cancer studies [1] Group 2 - The incidence of breast cancer, particularly triple-negative breast cancer (TNBC), is rising sharply in Asia, affecting many young women, with higher rates and severity compared to Western countries [2] - The company believes that the TROP2 cancer vaccine shows unprecedented anti-cancer efficacy based on mouse studies and aims to advance it to clinical research stages to provide new treatment options for patients [2] - The company has filed patent applications for the circRNA and fusion protein TROP2 cancer vaccine with the Hong Kong Intellectual Property Department and a provisional patent application with the U.S. Patent and Trademark Office [2] Group 3 - The company has applied to the Stock Exchange for the resumption of trading of its shares starting from 9:00 AM on April 11, 2025 [3]
长江生命科技(00775)：针对 TROP2(滋养层细胞表面抗原 2)的新型癌症疫苗取得良好的早期成果 4月11日复牌