Lyell Immunopharma Acquires Exclusive Global Rights to a Next-Generation CAR T-Cell Product Candidate in Clinical Development for Metastatic Colorectal Cancer

SOUTH SAN FRANCISCO, Calif., Nov. 10, 2025 (GLOBE NEWSWIRE) -- Lyell Immunopharma, Inc. (Nasdaq: LYEL), a late-stage clinical company advancing next-generation chimeric antigen receptor (CAR) T-cell therapies for patients with cancer, today announced it has strengthened its solid tumor pipeline by acquiring global rights to LYL273 (formerly GCC19CART), a novel autologous guanylyl cyclase-C (GCC)-targeted CAR T-cell product candidate for the treatment of metastatic colorectal cancer (mCRC) and other GCC-expressing cancers, from Innovative Cellular Therapeutics (ICT). Patients with refractory mCRC treated with LYL273 in a Phase 1 clinical trial conducted in the United States (U.S.) achieved a 67% overall response rate and an 83% disease control rate (complete and partial response plus stable disease) per Response Evaluation Criteria in Solid Tumors (RECIST) 1.1 with a manageable safety profile at the highest dose level studied to date. LYL273 is a GCC-targeted CAR T-cell product candid