Lymphocyte SubsetsT-Lymphocyte SubsetsLymphocytesCD4-CD8 RatioT-LymphocytesLymphocyte ActivationLymphocyte CountLeukocyte CountCD4-Positive T-LymphocytesFlow CytometryAntigens, CD3CD8-Positive T-LymphocytesT-Lymphocytes, Helper-InducerImmunophenotypingAntigens, CD8T-Lymphocytes, RegulatoryAntibodies, MonoclonalAntigens, CD45Killer Cells, NaturalImmunity, CellularAntigens, CDSpleenHLA-DR AntigensReceptors, Antigen, T-Cell, gamma-deltaB-LymphocytesT-Lymphocytes, CytotoxicMice, Inbred BALB CCytotoxicity, ImmunologicB-Lymphocyte SubsetsInterleukin-2Cells, CulturedAntigens, Differentiation, T-LymphocytePhytohemagglutininsMice, Inbred C57BLInterferon-gammaLymph NodesAntigens, CD4Antigens, SurfaceLymphocytes, Tumor-InfiltratingThymus GlandConcanavalin ALymphocyte Culture Test, MixedCytokinesCell SeparationReceptors, Antigen, T-CellRosette FormationLymphopeniaClone CellsMitogensLymphocyte DepletionImmunologic MemoryMolecular Sequence DataLymphoid TissueLymphocytes, NullCD4 Lymphocyte CountReceptors, Antigen, T-Cell, alpha-betaLeukocytes, MononuclearReceptors, Interleukin-2Cell LineTime FactorsPhenotypeAntigens, DifferentiationEpitopesImmunoglobulinsMonocytesHistocompatibility AntigensAntigens, CD19Antigens, CD57Membrane GlycoproteinsCytotoxicity Tests, ImmunologicDendritic CellsJurkat CellsHIV-1Interleukin-4Immunoglobulin GLymphocyte TransfusionReceptors, Antigen, B-CellMice, Inbred StrainsLymphocyte CooperationPokeweed MitogensImmune ToleranceAntigens, CD56Cell DifferentiationCell DivisionAntigens, CD2LeukocytesAntigens, CD28Fluorescent Antibody TechniqueMice, KnockoutHIV InfectionsImmunoglobulin MMacrophagesRNA, MessengerPalatine TonsilAmino Acid SequenceHistocompatibility Antigens Class IIAntibody FormationApoptosisMice, TransgenicReference Values