LymphocytesSpleenAntigensCTLA-4 AntigenLymphocyte ActivationImmunoconjugatesT-LymphocytesAntigens, CDAntigens, NeoplasmAntigens, SurfaceAntigens, DifferentiationB-LymphocytesReceptors, Antigen, B-CellAntigens, BacterialAntibodies, MonoclonalAntigens, ViralAntigens, Differentiation, T-LymphocyteReceptors, Antigen, T-CellHLA AntigensSialic Acid Binding Ig-like Lectin 2Mice, Inbred BALB CAntigens, CD3T-Lymphocytes, CytotoxicLymphocyte SubsetsFlow CytometryAntigens, CD28CD4-Positive T-LymphocytesMice, Inbred C57BLEpitopesMembrane GlycoproteinsCytotoxicity Tests, ImmunologicCD8-Positive T-LymphocytesLymphocyte CountCells, CulturedAntigens, CD79Molecular Sequence DataCell LineInterferon-gammaAntigen-Antibody ReactionsHistocompatibility Antigens Class IImmunoglobulin MAntigens, ProtozoanFluorescent Antibody TechniqueAmino Acid SequenceH-2 AntigensAntigens, Polyomavirus TransformingAntibodiesAntigens, LyAntigens, FungalLymphocyte Culture Test, MixedHistocompatibility AntigensBase SequenceAntigens, HelminthCell Adhesion MoleculesCytotoxicity, ImmunologicAntigens, Differentiation, B-LymphocyteSkinT-Lymphocytes, RegulatoryHLA-DR AntigensAntibody FormationImmunity, CellularImmunoglobulin GLymph NodesHistocompatibility Antigens Class IIE-SelectinConcanavalin ASignal TransductionCarcinoembryonic AntigenLymphocytes, Tumor-InfiltratingThymus GlandPhytohemagglutininsAntigens, Viral, TumorMice, Inbred StrainsAntigens, CD45Lymphocyte TransfusionInterleukin-2Leukocyte CountRecombinant Fusion ProteinsAntigens, CD4HLA-A2 AntigenEnzyme-Linked Immunosorbent AssayT-Lymphocyte SubsetsImmunizationProliferating Cell Nuclear AntigenAntibody SpecificityImmune SeraCross ReactionsLigandsTyrosineMitogensLymphocyte CooperationKiller Cells, NaturalProstate-Specific AntigenDown-RegulationO AntigensImmune ToleranceClone CellsHLA-A AntigensAntigens, CD15Antigens, CD8