We have previously identified PD-L1 as a ligand for PD-1 13. To identify additional PD-L1 homologs, GENBANK was searched. We identified a murine dendritic cell cDNA, mPD-L2 (previously called protein ...

A young waterfowling friend recently got a German shorthair and asked me what kind of upland shotgun he should buy so he could take his dog hunting. I said, “That’s the wrong question. You’ve already ...