CCL17/TARC, CD27/TNFRSF7, CD28, CD40/TNFRSF5, CD25/IL-2R alpha, CTLA-4, CXCL5/ENA-78, HVEM/TNFRSF14, IFN-gamma, LAG-3, OX40 Ligand/TNFSF4, PD-L1/B7-H1, PD-L2/B7-DC, TIM-3