Integrated biomarker analyses confirm viral replication, interferon signaling, and a surge in tumor-infiltrating lymphocytes after pelareorep treatment
Cross-study data show pelareorep increases PD-L1 expression and boosts cytotoxic T-cell activity, priming resistant tumors for checkpoint inhibitors
Results reinforce pelareorep's ability to turn cold tumors hot, paving the way for registration-enabling trials
SAN DIEGO and CALGARY, AB, July 16, 2025 /PRNewswire/ -- Oncolytics Biotech® Inc. (NASDAQ: ONCY) (TSX: ONC), a leading clinical-stage company specializing in immunotherapy for oncology, summarized its biomarker and translational data for pelareorep, the Company's systemically delivered oncolytic virus. The data support pelareorep's mechanism of action and further strengthen the unique biological rationale and therapeutic potential for pelareorep as a platform immunotherapeutic. These include its ability to replicate in cancer cells, activate immune pathways, and drive T cell expansion and tumor infiltration in immunotherapy-resistant cancers.
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