Plasma CellsCell ProliferationImmunoglobulinsImmunoglobulin GLeukemia, Plasma CellImmunoglobulin AImmunoglobulin MNeoplasms, Plasma CellCell DivisionImmunoglobulin Heavy ChainsMultiple MyelomaImmunoglobulin Light ChainsB-LymphocytesGenes, ImmunoglobulinCells, CulturedPlasmaImmunoglobulins, IntravenousImmunoglobulin kappa-ChainsCell DifferentiationSignal TransductionPlasmacytomaCell Line, TumorParaproteinemiasApoptosisImmunohistochemistryImmunoglobulin EImmunoglobulin Variable RegionImmunoglobulin lambda-ChainsCell LineImmunoglobulin A, SecretoryCell CycleGranuloma, Plasma CellRNA, MessengerImmunoglobulin mu-ChainsMice, Inbred C57BLFlow CytometryLymphocyte ActivationMolecular Sequence DataNeoplasmsTime FactorsImmunoglobulin DImmunoglobulin IsotypesCell SurvivalMice, Inbred BALB CBlotting, WesternT-LymphocytesPancreatic NeoplasmsBromodeoxyuridineReverse Transcriptase Polymerase Chain ReactionImmunoglobulin Class SwitchingBase SequenceTumor Cells, CulturedAntibodies, MonoclonalCell MovementImmunoglobulin J-ChainsImmunoglobulin gamma-ChainsMice, KnockoutEnzyme-Linked Immunosorbent AssaySpleenGene Expression Regulation, NeoplasticReceptors, Antigen, B-CellImmunoglobulin Fc FragmentsGene Expression RegulationDose-Response Relationship, DrugSyndecan-1PhosphorylationMice, TransgenicImmunoglobulin Constant RegionsAntigens, CDAmino Acid SequenceKi-67 AntigenGene ExpressionBone MarrowTransfectionTranscription FactorsDown-RegulationProliferating Cell Nuclear AntigenMutationFluorescent Antibody TechniqueCell CountLymphocytesNeoplasm ProteinsMyeloma ProteinsImmunoenzyme TechniquesImmunoglobulin Fab FragmentsRNA, Small InterferingBone Marrow CellsAntibody FormationCell MembraneUp-RegulationEpithelial CellsSkin NeoplasmsImmunoglobulin FragmentsDNADNA-Binding ProteinsPhenotypeLymphomaGerminal CenterDisease Models, AnimalCell Growth Processes