T cell checkpoint blockades can produce durable clinical responses, but only some patients and cancer types respond. In this issue of Immunity, Li et al. (2018) show B7S1-B7S1R signaling additionally regulates… Click to show full abstract
T cell checkpoint blockades can produce durable clinical responses, but only some patients and cancer types respond. In this issue of Immunity, Li et al. (2018) show B7S1-B7S1R signaling additionally regulates CD8+ T cell responses by working with the PD1-PDL1 checkpoint to block anti-tumor immunity.
               
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