LymphocytesAntigensCTLA-4 AntigenLymphocyte ActivationImmunoconjugatesAntigens, CDAntigens, NeoplasmT-LymphocytesAntigens, SurfaceAntigens, DifferentiationReceptors, Antigen, B-CellB-LymphocytesAntigens, BacterialAntibodies, MonoclonalAntigens, ViralAntigens, Differentiation, T-LymphocyteHLA AntigensReceptors, Antigen, T-CellSialic Acid Binding Ig-like Lectin 2Antigens, CD3T-Lymphocytes, CytotoxicLymphocyte SubsetsAntigens, CD28Flow CytometryMice, Inbred BALB CCD4-Positive T-LymphocytesMembrane GlycoproteinsEpitopesAntigens, CD79Lymphocyte CountCD8-Positive T-LymphocytesCytotoxicity Tests, ImmunologicCell LineMolecular Sequence DataCells, CulturedAntigen-Antibody ReactionsInterferon-gammaMice, Inbred C57BLHistocompatibility Antigens Class IAntigens, ProtozoanImmunoglobulin MFluorescent Antibody TechniqueAntigens, Polyomavirus TransformingAmino Acid SequenceH-2 AntigensAntigens, FungalSpleenAntibodiesAntigens, LyAntigens, HelminthLymphocyte Culture Test, MixedHistocompatibility AntigensCell Adhesion MoleculesAntigens, Differentiation, B-LymphocyteHLA-DR AntigensSkinBase SequenceE-SelectinT-Lymphocytes, RegulatoryCytotoxicity, ImmunologicHistocompatibility Antigens Class IICarcinoembryonic AntigenSignal TransductionLymphocytes, Tumor-InfiltratingAntigens, Viral, TumorImmunoglobulin GPhytohemagglutininsImmunity, CellularAntigens, CD45HLA-A2 AntigenRecombinant Fusion ProteinsConcanavalin AAntigens, CD4Antibody FormationLymphocyte TransfusionInterleukin-2Proliferating Cell Nuclear AntigenEnzyme-Linked Immunosorbent AssayLeukocyte CountLymph NodesLigandsTyrosineT-Lymphocyte SubsetsProstate-Specific AntigenO AntigensHLA-A AntigensCross ReactionsAntigens, CD15Down-RegulationAntibody SpecificityThymus GlandImmunizationAntigens, Tumor-Associated, CarbohydrateImmune SeraLymphocyte CooperationLymphocyte Antigen 96MitogensReceptors, AntigenClone CellsAntigens, CD8