Antigens, CD28Antigens, CD80ImmunoconjugatesLymphocyte ActivationAntigens, CD86CTLA-4 AntigenAntigens, CDAntigens, CD3T-LymphocytesCD40 LigandAntigens, DifferentiationInterleukin-2Inducible T-Cell Co-Stimulator ProteinCD4-Positive T-LymphocytesAntigens, CD137Mice, Inbred C57BLReceptors, Antigen, T-CellCD8-Positive T-LymphocytesReceptors, OX404-1BB LigandAntibodies, BlockingMembrane GlycoproteinsAntigens, CD40Signal TransductionInducible T-Cell Co-Stimulator LigandMice, Inbred BALB CT-Lymphocyte SubsetsMice, KnockoutAntigens, CD70Antigen-Presenting CellsAntibodies, MonoclonalClonal AnergyCells, CulturedImmunologic MemoryCostimulatory and Inhibitory T-Cell ReceptorsSkin TransplantationAntigens, CD58Mice, TransgenicAntigens, Differentiation, T-LymphocyteAntigens, CD27Jurkat CellsInterferon-gammaMuromonab-CD3CytokinesImmunosuppressive AgentsImmune ToleranceGraft RejectionTh2 CellsTumor Necrosis FactorsB7 AntigensReceptors, Tumor Necrosis FactorReceptors, Interleukin-2Adjuvants, ImmunologicAntigens, CD2T-Lymphocytes, CytotoxicCytotoxicity, ImmunologicOX40 LigandInterleukin-4Cell DifferentiationGraft SurvivalFlow CytometryAdoptive TransferTransplantation ToleranceLigandsTransplantation, HomologousIsoantigensReceptors, Nerve Growth FactorClonal DeletionDendritic CellsAntigen PresentationLymphocyte Function-Associated Antigen-1Cell DivisionTh1 CellsIntercellular Adhesion Molecule-1Dose-Response Relationship, ImmunologicCell ProliferationInterphaseIslets of Langerhans TransplantationInterleukin-12B-LymphocytesT-Lymphocytes, RegulatoryLymphocyte Culture Test, MixedMice, Inbred C3HClone CellsSpleenProto-Oncogene Proteins c-vavUp-RegulationH-Y AntigenAntigens, CD43Coculture TechniquesInjections, IntraperitonealReceptor Cross-TalkHeart TransplantationRecombinant Fusion ProteinsOvalbuminAntibodies, BispecificReceptors, Interleukin-12Receptor-CD3 Complex, Antigen, T-CellCell LineHistocompatibility Antigens Class II