6B). rescue by PD-L1 blockade, this regimen may induce lethal autoimmunity. In this report, we show that PD-L1 blockade together with CD4 T cell depletion effectively rescued deeply exhausted CD8 T cells and enhanced antiviral control during the late stage of chronic contamination without any associated mortality. These data demonstrate the pleiotropic effects of antiCPD-L1 … Continue reading 6B)