Table 1. Identifying members of the B7 family.
CD80=cluster of differentiation 80; CD86=cluster of differentiation 86; CD274=cluster of differentiation 274; PD-L1=programmed death-ligand 1; ICOSLG=inducible T-cell costimulator ligand; CD276=cluster of differentiation 276; VTCN1=V-set domain containing T cell activation inhibitor 1; C10orf54=chromosome 10 open reading frame 54; NCR3LG1=natural killer cell cytotoxicity receptor 3 ligand 1; HHLA2=HERV-H LTR-associating 2; PDCD1LG2=programmed cell death 1 ligand 2.