Lymphocyte SubsetsAntibodies, MonoclonalAntibodiesLymphocytesAntibody SpecificityAntibodies, ViralAntibodies, BacterialEpitopesLymphocyte ActivationFluorescent Antibody TechniqueAntibody FormationAntibodies, NeutralizingT-LymphocytesLymphocyte CountAntibody AffinityMice, Inbred BALB CT-Lymphocyte SubsetsBinding Sites, AntibodyFlow CytometryCross ReactionsB-LymphocytesAntibodies, Anti-IdiotypicCD4-CD8 RatioHybridomasAntigens, SurfaceMolecular Sequence DataImmunoglobulin GAntibodies, NeoplasmAmino Acid SequenceImmunoglobulin MNeutralization TestsEnzyme-Linked Immunosorbent AssayLeukocyte CountImmunoenzyme TechniquesHIV AntibodiesEpitope MappingAntigens, CDAntigen-Antibody ReactionsImmunoglobulin Fab FragmentsCD4-Positive T-LymphocytesCell LineCells, CulturedKiller Cells, NaturalSpleenImmunophenotypingAntibodies, ProtozoanAntibodies, AntinuclearAutoantibodiesAntigens, NeoplasmAntibodies, Monoclonal, HumanizedAntigen-Antibody ComplexAntigens, CD3ImmunohistochemistryCD8-Positive T-LymphocytesMolecular WeightRecombinant ProteinsAntigensAntibodies, FungalMice, Inbred C57BLB-Lymphocyte SubsetsRabbitsAntigens, Differentiation, T-LymphocyteT-Lymphocytes, Helper-InducerImmunization, PassiveCytotoxicity, ImmunologicAntigens, ViralElectrophoresis, Polyacrylamide GelAntigens, BacterialBlotting, WesternInterleukin-2Antigens, CD45ImmunoglobulinsImmunity, CellularAntibodies, BlockingAntigens, CD4Base SequenceImmunoglobulin AMembrane GlycoproteinsLymph NodesTime FactorsAntibodies, BispecificImmune SeraImmunizationImmunosorbent TechniquesSingle-Chain AntibodiesImmunoblottingRadioimmunoassayImmunologic TechniquesGlycoproteinsFluorescent Antibody Technique, IndirectBinding, CompetitiveCell SeparationPhytohemagglutininsInterferon-gammaImmunoassayAntigens, CD8T-Lymphocytes, CytotoxicT-Lymphocytes, RegulatoryRosette FormationMice, Inbred Strains