BriaCell Presents Benchmark Beating Survival and Clinical Benefit at AACR 2025; Advancements in Next Generation Bria-OTS+™ Development

Core Insights - BriaCell Therapeutics Corp. is presenting positive data from its Phase 2 study of Bria-IMT™ in metastatic breast cancer and its preclinical Bria-OTS+ platform at the 2025 AACR Annual Meeting [1][2] - The company reports that Bria-IMT shows impressive survival and clinical efficacy in heavily treated patients who have failed multiple prior treatments [2][3] - The Phase 3 formulation of Bria-IMT has demonstrated a clinical benefit rate of 83% in evaluable patients [5][6] Phase 2 Study Findings - The Phase 2 study involved 54 metastatic breast cancer patients, with 37 receiving the Bria-IMT formulation currently used in the ongoing pivotal Phase 3 study [3] - Patients had a median of 6 prior treatments, including Antibody-Drug Conjugates (ADCs) and checkpoint inhibitors (CPIs) [3] - Overall survival (OS) for HR+ patients was reported at 17.3 months, while for triple-negative breast cancer (TNBC) patients, it was 11.44 months [6] Bria-OTS+ Platform - Bria-OTS+ is an enhanced immunotherapy platform that expresses multiple immune-activating cytokines and co-stimulatory molecules [8] - The platform aims to induce powerful and long-lasting immune activity against cancer [4][8] - The company anticipates that additional immune-activating factors will enhance the efficacy of the Bria-OTS+ platform [7] Future Developments - Phase 3 early biomarker data will be presented as a late-breaking abstract on April 30, 2025 [1][5] - The company plans to investigate Bria-BRES+ for breast cancer and Bria-PROS+ for prostate cancer in upcoming Phase 1/2a clinical studies [8]