Lymphocyte SubsetsT-Lymphocyte SubsetsLymphocytesCD4-CD8 RatioT-LymphocytesLymphocyte ActivationLymphocyte CountLeukocyte CountCD4-Positive T-LymphocytesFlow CytometryAntigens, CD3CD8-Positive T-LymphocytesT-Lymphocytes, Helper-InducerImmunophenotypingAntigens, CD8Antibodies, MonoclonalT-Lymphocytes, RegulatoryAntigens, CD45Killer Cells, NaturalAntigens, CDImmunity, CellularSpleenHLA-DR AntigensReceptors, Antigen, T-Cell, gamma-deltaB-LymphocytesT-Lymphocytes, CytotoxicMice, Inbred BALB CCells, CulturedCell MovementCytotoxicity, ImmunologicB-Lymphocyte SubsetsInterleukin-2Mice, Inbred C57BLAntigens, Differentiation, T-LymphocytePhytohemagglutininsLymph NodesInterferon-gammaAntigens, SurfaceAntigens, CD4Lymphocytes, Tumor-InfiltratingThymus GlandCytokinesCell Migration InhibitionConcanavalin ALymphocyte Culture Test, MixedCell SeparationReceptors, Antigen, T-CellCell AdhesionCell LineRosette FormationLymphopeniaSignal TransductionMitogensClone CellsAnimal MigrationLymphocyte DepletionImmunologic MemoryMolecular Sequence DataTime FactorsLymphoid TissuePhenotypeMonocytesLymphocytes, NullLeukocytes, MononuclearCD4 Lymphocyte CountReceptors, Antigen, T-Cell, alpha-betaCell DifferentiationReceptors, Interleukin-2Dendritic CellsAntigens, DifferentiationCell ProliferationCell DivisionForeign-Body MigrationMice, KnockoutMembrane GlycoproteinsImmunoglobulinsEpitopesLeukocytesAntigens, CD57Jurkat CellsRNA, MessengerHistocompatibility AntigensChemotaxis, LeukocyteAntigens, CD19Fluorescent Antibody TechniqueCytotoxicity Tests, ImmunologicMacrophagesHIV-1Interleukin-4Mice, Inbred StrainsApoptosisLymphocyte TransfusionMice, TransgenicReceptors, Antigen, B-CellImmunoglobulin GLymphocyte CooperationImmune ToleranceAntigens, CD56Pokeweed MitogensAmino Acid Sequence