HybridomasAntibodies, MonoclonalCell LineAntibody SpecificityImmunoglobulin mu-ChainsEpitopesMice, Inbred BALB CCell Line, TumorPlasmacytomaImmunoglobulin Constant RegionsImmunoglobulin Heavy ChainsCross ReactionsImmunoglobulin Variable RegionAntibody AffinityEnzyme-Linked Immunosorbent AssayImmunoglobulin GImmunoglobulin Light ChainsGenes, ImmunoglobulinImmunoglobulin MMolecular Sequence DataBase SequenceCell Line, TransformedAntigen-Antibody ComplexAmino Acid SequenceFluorescent Antibody TechniqueTumor Cells, CulturedRecombinant ProteinsBlotting, WesternElectrophoresis, Polyacrylamide GelCloning, MolecularMolecular WeightSpecies SpecificityTransfectionHybrid CellsClone CellsT-LymphocytesImmunoglobulin IdiotypesB-LymphocytesAntigens, SurfaceEscherichia coliCell FusionBinding Sites, AntibodyCell DivisionRNA, MessengerFlow CytometryCells, CulturedImmunoglobulin kappa-ChainsMice, Inbred StrainsImmunoglobulin Fab FragmentsImmunoglobulin FragmentsApoptosisSingle-Chain AntibodiesAntigens, NeoplasmAntibodies, NeoplasmReceptors, Antigen, T-CellDNAElectricitySpleenGenetic VectorsImmunosorbent TechniquesCell SurvivalLymphocyte ActivationInterleukin-2Gene Expression Regulation, NeoplasticRecombinant Fusion ProteinsHaptensAntigensKineticsPolymerase Chain ReactionHistocompatibility Antigens Class IIAntibodiesInterleukin-6Mice, Inbred C57BLCell ProliferationMice, NudeRadioimmunoassayImmunoblottingBinding, CompetitiveGene ExpressionAntineoplastic AgentsReverse Transcriptase Polymerase Chain ReactionDose-Response Relationship, ImmunologicSignal TransductionAntigens, ViralRecombination, GeneticAntibody FormationNeutralization TestsTranscription, GeneticMutationNeoplasm ProteinsGene Expression RegulationDrug Screening Assays, AntitumorCell DifferentiationCricetinaeL Cells (Cell Line)Neoplasm TransplantationPromoter Regions, GeneticChromatography, AffinitySuppressor Factors, ImmunologicDrug Resistance, Neoplasm