HybridomasAntibodies, MonoclonalAntibody SpecificityMice, Inbred BALB CEpitopesT-LymphocytesImmunoglobulin Variable RegionImmunoglobulin Heavy ChainsB-LymphocytesImmunoglobulin IdiotypesHybrid CellsSuppressor Factors, ImmunologicCell LineBinding Sites, AntibodyPlasmacytomaEnzyme-Linked Immunosorbent AssayCross ReactionsLymphocyte ActivationHistocompatibility Antigens Class IIClone CellsCell FusionImmunoglobulin Light ChainsImmunoglobulin GAntigens, SurfaceCells, CulturedMolecular Sequence DataInterleukin-2Receptors, Antigen, T-CellGenes, ImmunoglobulinMice, Inbred StrainsSpleenImmunoglobulin Mp-AzobenzenearsonateImmunoglobulin kappa-ChainsAmino Acid SequenceLymphokinesAntigen-Antibody ReactionsAntigen-Antibody ComplexImmunoglobulin mu-ChainsAntigensMacrophage-Activating FactorsBase SequenceLymphocyte CooperationProstatic Secretory ProteinsMyeloma ProteinsMice, Inbred AKRAntibody AffinityMice, Inbred C57BLFluorescent Antibody Technique