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Vol. 21/No. 18

TIGIT, an inhibitory immune checkpoint that plays a central role in limiting antitumor responses, is attracting robust interest in the research community as a novel target for combination therapies across a range of cancer types, particularly solid tumors.

Nearly 15 years have passed since pathologists at Memorial Sloan Kettering Cancer Center conducted gene expression analyses on breast cancer primary tumors and described a potential role for a novel target, which quickly became a major research focus for their colleague Tiffany A. Traina, MD.