LymphocytesLymphocyte ActivationT-LymphocytesDrug ToleranceImmune ToleranceT-Lymphocytes, CytotoxicLymphocyte SubsetsLymphocyte CountB-LymphocytesCD4-Positive T-LymphocytesCytotoxicity, ImmunologicCD8-Positive T-LymphocytesGlucose Tolerance TestSpleenCells, CulturedT-Lymphocyte SubsetsMice, Inbred C57BLLymphocyte Culture Test, MixedFlow CytometryInterleukin-2Antigens, CD3PhytohemagglutininsMice, Inbred BALB CTransplantation ToleranceLymphocytes, Tumor-InfiltratingAntigens, CDReceptors, Antigen, T-CellAntibodies, MonoclonalAntigens, Differentiation, T-LymphocyteInterferon-gammaConcanavalin AThymus GlandImmunity, CellularLeukocyte CountClone CellsLymphocyte TransfusionCytotoxicity Tests, ImmunologicLymph NodesLymphocyte DepletionJurkat CellsMolecular Sequence DataT-Lymphocytes, RegulatoryEpitopesImmunophenotypingCell LineAntigens, SurfaceKiller Cells, NaturalLymphocyte CooperationCytokinesMitogensDendritic CellsRosette FormationAntigensCell SeparationSelf ToleranceAntigens, CD4Mice, Inbred StrainsMice, TransgenicT-Lymphocytes, Helper-InducerTime FactorsEpitopes, T-LymphocyteImmunologic MemoryMembrane GlycoproteinsLymphocyte Function-Associated Antigen-1Mice, KnockoutAntigens, CD45Amino Acid SequenceReceptors, Interleukin-2Receptors, Antigen, T-Cell, alpha-betaAntigen-Presenting CellsH-2 AntigensReceptors, Lymphocyte HomingCell DivisionAntigen PresentationAntigens, NeoplasmHLA-A2 AntigenAntigens, CD8CD4-CD8 RatioSignal TransductionHistocompatibility AntigensMonocytesMacrophagesReceptors, Antigen, T-Cell, gamma-deltaHistocompatibility Antigens Class IApoptosisLeukocytes, MononuclearAntigens, CD28Antibody FormationReceptors, Antigen, B-CellHIV-1Lymphoid TissuePerforinPhenotypeMice, Inbred C3HAdoptive TransferRNA, MessengerCD4 Lymphocyte CountLectinsAntigens, DifferentiationCell Differentiation