Immune checkpoint inhibitor

A type of drug that blocks proteins made by some types of immune system cells and some cancer cells. These proteins can keep the immune responses in check an can prevent T cells from killing cancer cells. Blocking immune checkpoint inhibitors is like releasing the “brakes” on the immune system, allowing T cells to kill cancer cells better.

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Immune checkpoint inhibitors are drugs that block proteins made by some types of immune system cells and some cancer cells. These proteins can keep the immune responses in check an can prevent T cells from killing cancer cells. Blocking immune checkpoint inhibitors is like releasing the “brakes” on the immune system, allowing T cells to kill cancer cells better.