Select the INCORRECT statement regarding checkpoint inhibition.

Multiple Choice

mAbs that bind co$-$stimulatory molecules on dendritic cells facilitate T$-$cell activation.

Cancer cells are protected from Tc attack by their PD$-$L$1$ receptors.

Checkpoints usually prevent cytotoxic T cells from killing "self" cells.

Antibodies that bind to CTLA$-4$ receptor allow THTH cells to recognize and destroy cancer cells.

Antibodies that bind to PD$-1$ or PD$-$L$1$ allow Tc cells to recognize and destroy cancer cells.