HCW Biologics Presents Preclinical Data for TRBC-Based T-Cell Engager Program at the Society for Immunotherapy of Cancer’s (SITC) 40th Annual Meeting

Core Insights - HCW Biologics has presented data on its tetra-valent, second-generation T-Cell Engager (TCE) Program at the SITC 40 Annual Meeting, showcasing advancements over first-generation products [1][2] - The lead TCE product candidate, HCW11-018b, demonstrated significant efficacy in preclinical studies, achieving 100% survival in tumor-bearing mice, particularly in models of pancreatic cancer and glioblastoma [2] Company Overview - HCW Biologics Inc. is a clinical-stage biopharmaceutical company focused on developing novel immunotherapies aimed at treating diseases linked to chronic inflammation, including various cancers and autoimmune diseases [4] - The company utilizes its proprietary TRBC platform technology to create immunotherapeutics that activate immune responses and target cancerous cells [6] Product Development - The second-generation TCE program is designed to address limitations of bi-specific T-cell engagers, including manufacturability and safety, while expanding treatment options for solid tumors and potentially autoimmune diseases [1][2] - HCW Biologics has constructed over 50 molecules using the TRBC platform, with ongoing preclinical evaluations for selected candidates [6] Clinical and Preclinical Findings - The tetra-valent TCE construct has shown broad coverage for human solid tumor indications, with high potency and precision in xenograft models, including Patient-Derived Xenograft (PDX) models [5] - The product candidate HCW11-018b has a favorable tolerability profile and long serum half-life, with a streamlined GMP manufacturing process similar to therapeutic monoclonal antibodies [5] Presentation and Availability - A poster detailing the TCE program will be presented at the SITC meeting, with the ePoster available on the company's website following the presentation [2][3]