Prompt

With immune checkpoint inhibitor therapy: Antibody binds to PD-1 or PD-L1 receptor Blocks interaction between PD-1 and PD-L1 Remove brakes on T cell activation Result: T cell fully activates upon tumor antigen recognition T cell divides and proliferates T cell releases cytokines and cytotoxic granules Tumor cell killed by immune response Unleashes anti-tumor immunity)