Lymphocyte SubsetsLymphocytesAntibodiesLymphocyte ActivationAntibody SpecificityLymphocyte CountAntibodies, MonoclonalT-Lymphocyte SubsetsT-LymphocytesAntibodies, ViralCD4-CD8 RatioSensitivity and SpecificityAntibodies, BacterialFlow CytometryB-LymphocytesAntibody FormationLeukocyte CountSubstrate SpecificityCD4-Positive T-LymphocytesImmunophenotypingKiller Cells, NaturalFluorescent Antibody TechniqueAntibodies, NeutralizingMolecular Sequence DataCD8-Positive T-LymphocytesSpleenB-Lymphocyte SubsetsEpitopesMice, Inbred BALB CAntibody AffinityAntigens, CDAntigens, CD3Cells, CulturedBinding Sites, AntibodyAmino Acid SequenceAntibodies, Anti-IdiotypicImmunoglobulin MT-Lymphocytes, Helper-InducerAntigens, SurfaceAntigens, CD45Immunoglobulin GImmunity, CellularMice, Inbred C57BLInterleukin-2Cytotoxicity, ImmunologicLymph NodesPhytohemagglutininsAutoantibodiesAntigens, Differentiation, T-LymphocyteCross ReactionsT-Lymphocytes, CytotoxicT-Lymphocytes, RegulatoryAntigens, CD8HIV AntibodiesCell LineAntibodies, NeoplasmAntigens, CD4Antibodies, AntinuclearAntibodies, ProtozoanImmunoglobulinsTime FactorsLymphocytes, Tumor-InfiltratingImmunoenzyme TechniquesInterferon-gammaBase SequenceThymus GlandConcanavalin ARecombinant ProteinsCell SeparationCytokinesLymphopeniaRosette FormationAntigen-Antibody ReactionsLymphocyte Culture Test, MixedEnzyme-Linked Immunosorbent AssaySpecies SpecificityImmunoglobulin AHLA-DR AntigensMitogensReceptors, Antigen, T-Cell, gamma-deltaLymphocyte DepletionKineticsAntigensLymphoid TissueCD4 Lymphocyte CountAntigens, CD19PhenotypeNeutralization TestsAntibodies, FungalImmunologic MemoryLeukocytes, MononuclearLymphocytes, NullImmunohistochemistryReceptors, Antigen, B-CellMembrane GlycoproteinsAntigens, DifferentiationMice, Inbred StrainsImmune SeraRabbitsAntigens, CD57