Lymphocyte SubsetsFlow CytometryLymphocytesAntibodiesLymphocyte ActivationLymphocyte CountAntibodies, MonoclonalAntibody SpecificityT-Lymphocyte SubsetsT-LymphocytesCD4-CD8 RatioAntibodies, ViralB-LymphocytesImmunophenotypingAntibodies, BacterialLeukocyte CountCD4-Positive T-LymphocytesAntibody FormationKiller Cells, NaturalFluorescent Antibody TechniqueAntigens, CDCD8-Positive T-LymphocytesCells, CulturedAntibodies, NeutralizingSpleenB-Lymphocyte SubsetsAntigens, CD3Mice, Inbred BALB CAntigens, CD45Cell SeparationAntigens, SurfaceEpitopesAntibody AffinityT-Lymphocytes, Helper-InducerImage CytometryRegional Blood FlowAntibodies, Anti-IdiotypicBinding Sites, AntibodyMice, Inbred C57BLImmunoglobulin MAntigens, Differentiation, T-LymphocyteImmunoglobulin GImmunity, CellularInterleukin-2T-Lymphocytes, RegulatoryMolecular Sequence DataLymph NodesTime FactorsCell LineBlood Flow VelocityCytotoxicity, ImmunologicCytokinesAntigens, CD8Interferon-gammaPhytohemagglutininsAntigens, CD4ApoptosisLaser Scanning CytometryT-Lymphocytes, CytotoxicAutoantibodiesAntibodies, NeoplasmMonocytesLeukocytes, MononuclearHIV AntibodiesHLA-DR AntigensLymphocytes, Tumor-InfiltratingThymus GlandAntibodies, ProtozoanImmunoglobulinsImmunoenzyme TechniquesAntibodies, AntinuclearCross ReactionsLeukocytesAntigens, CD19Concanavalin AImmunohistochemistryAmino Acid SequenceLymphopeniaPhenotypeEnzyme-Linked Immunosorbent AssayMembrane GlycoproteinsLymphocyte Culture Test, MixedReceptors, Antigen, T-Cell, gamma-deltaCell DivisionRNA, MessengerCD4 Lymphocyte CountAntigens, DifferentiationRosette FormationLymphocyte DepletionRecombinant ProteinsMitogensCell ProliferationLymphoid TissueAntigens, CD56Cell DifferentiationAntigen-Antibody ReactionsImmunoglobulin ACell Line, TumorImmunologic MemoryCell Count