Core Viewpoint - 长江生命科技 has demonstrated significant advancements in cancer immunotherapy, particularly in the development of innovative vaccines targeting specific cancer antigens, which has positively impacted its stock performance [1] Group 1: Stock Performance - Long江生命科技's stock rose nearly 7%, with a current increase of 6.82%, trading at 0.94 HKD, with a transaction volume of 10.43 million HKD [1] Group 2: Research and Development Achievements - The company showcased its research findings at the SITC 2025 conference, focusing on the development of cancer vaccines targeting TROP2, PRAME, and PD-L1, highlighting their potential to inhibit tumor growth [1] - Two innovative vaccines targeting TROP2 protein were disclosed, which is highly expressed in various cancers, including breast cancer, lung cancer, and colorectal cancer [1] - The company also announced the development of a vaccine that simultaneously targets PD-L1 and PRAME, with significant T-cell activation effects [1] - In a preventive lung cancer model, the vaccine demonstrated a tumor growth inhibition rate exceeding 95%, maintaining defensive capabilities even three months post-vaccination, indicating the potential for long-lasting immune memory [1]

Core Viewpoint - Changjiang Life Science (00775) experienced a nearly 7% increase in stock price, reaching 0.94 HKD, following the presentation of significant advancements in cancer immunotherapy at the SITC 2025 conference [1] Group 1: Company Developments - Changjiang Life Science showcased research results on tumor growth inhibition at the SITC 2025 conference, focusing on innovative cancer vaccines targeting TROP2, PRAME, and PD-L1 [1] - The company revealed two innovative vaccines targeting the TROP2 protein, which is highly expressed in various cancers including breast cancer, lung cancer, and colorectal cancer [1] - Additionally, the company announced the development of a vaccine that simultaneously targets PD-L1 and PRAME, with notable T-cell activation effects [1] Group 2: Research Outcomes - In a preventive lung cancer model, the vaccine demonstrated a tumor growth inhibition rate exceeding 95% after administration [1] - The vaccine maintained its defensive capability against tumor re-challenge tests three months post-vaccination, indicating the potential for inducing long-lasting immune memory [1]