Lymphocyte SubsetsT-Lymphocyte SubsetsLymphocytesCD4-CD8 RatioT-LymphocytesLymphocyte ActivationCytokinesLymphocyte CountCD4-Positive T-LymphocytesLeukocyte CountFlow CytometryT-Lymphocytes, CytotoxicAntigens, CD3AntigensCD8-Positive T-LymphocytesT-Lymphocytes, Helper-InducerAntibodies, MonoclonalAntigens, CD8Antigens, CDImmunophenotypingAntigens, CD45T-Lymphocytes, RegulatoryKiller Cells, NaturalImmunity, CellularHLA-DR AntigensSpleenAntigens, SurfaceMice, Inbred BALB CB-LymphocytesAntigens, NeoplasmCytotoxicity, ImmunologicReceptors, Antigen, T-Cell, gamma-deltaAntigens, BacterialCells, CulturedAntigens, ViralMice, Inbred C57BLInterferon-gammaInterleukin-2Receptors, Antigen, T-CellB-Lymphocyte SubsetsAntigens, CD4Cell LineAntigens, Differentiation, T-LymphocyteEpitopesPhytohemagglutininsH-2 AntigensHistocompatibility AntigensLymph NodesHLA AntigensMolecular Sequence DataClone CellsCytotoxicity Tests, ImmunologicThymus GlandLymphocyte Culture Test, MixedLymphocytes, Tumor-InfiltratingAntigens, DifferentiationDendritic CellsCell SeparationHistocompatibility Antigens Class IIConcanavalin AReceptors, Antigen, B-CellImmunoglobulin GTumor Necrosis Factor-alphaHLA-A2 AntigenImmunologic MemoryLeukocytes, MononuclearMembrane GlycoproteinsAntigens, ProtozoanInterleukin-4Receptors, Antigen, T-Cell, alpha-betaTime FactorsPore Forming Cytotoxic ProteinsEnzyme-Linked Immunosorbent AssayMacrophagesMonocytesRNA, MessengerHistocompatibility Antigens Class IMice, Inbred StrainsFluorescent Antibody TechniqueAmino Acid SequenceAntigens, CD19Rosette FormationMitogensLymphocyte DepletionCell DivisionAntigens, Polyomavirus TransformingAntibody FormationPhenotypeLymphopeniaApoptosisImmune ToleranceCell DifferentiationSignal TransductionHLA-A AntigensLymphoid TissueReceptors, Interleukin-2Mice, KnockoutImmunoglobulinsAntigens, FungalRecombinant Proteins