TIGIT and malignant colon neoplasm: Mice with MC38 colon cancer were divided into four groups as follows: the control group, which was treated with an isotype control antibody; the MWA group, which was treated with MWA and an isotype control antibody; the TIGIT group, which was treated with anti-TIGIT; and the MWA plus TIGIT group, which was treated with MWA and anti-TIGIT.