T-LymphocytesLymphocyte SubsetsT-Lymphocyte SubsetsLymphocyte ActivationLymphocytesCD4-CD8 RatioCD4-Positive T-LymphocytesThymus GlandAntigens, CD3CD8-Positive T-LymphocytesFlow CytometryLymphocyte CountLeukocyte CountAntibodies, MonoclonalReceptors, Antigen, T-CellImmunophenotypingT-Lymphocytes, Helper-InducerCells, CulturedAntigens, CD8T-Lymphocytes, RegulatoryAntigens, CD45Antigens, CDKiller Cells, NaturalSpleenImmunity, CellularB-LymphocytesCell DifferentiationReceptors, Antigen, T-Cell, gamma-deltaHLA-DR AntigensMice, Inbred BALB CApoptosisT-Lymphocytes, CytotoxicMice, Inbred C57BLInterleukin-2Cytotoxicity, ImmunologicAntigens, Differentiation, T-LymphocyteLymphopeniaB-Lymphocyte SubsetsPhytohemagglutininsReceptors, Antigen, T-Cell, alpha-betaLymph NodesAntigens, SurfaceAntigens, CD4Interferon-gammaLymphoma, T-Cell, PeripheralCytokinesLeukocytes, MononuclearMice, TransgenicCell SeparationConcanavalin AClone CellsLymphocyte Culture Test, MixedRosette FormationImmunologic MemoryImmune ToleranceReceptors, Interleukin-2Peripheral NervesLymphocytes, Tumor-InfiltratingLymphoid TissueLymphocyte DepletionMitogensMice, KnockoutMolecular Sequence DataLymphocytes, NullHistocompatibility AntigensAntigens, DifferentiationCell LinePhenotypeTime FactorsMembrane GlycoproteinsJurkat CellsAntigens, CD28MonocytesAntigens, CD2Mice, Inbred StrainsEpitopesImmunoglobulinsDendritic CellsInterleukin-4Signal TransductionCell DivisionCytotoxicity Tests, ImmunologicCD4 Lymphocyte CountRNA, MessengerHIV-1Histocompatibility Antigens Class IILymphocyte CooperationImmunoglobulin GFluorescent Antibody TechniqueAntigens, CD95Antigens, CD19LeukocytesAdoptive TransferCell MovementGene Expression RegulationAntigens, CD57AntigensAntigens, CD5Amino Acid SequencePokeweed Mitogens