Plasma CellsMultiple MyelomaLeukemia, Plasma CellMyeloma ProteinsNeoplasms, Plasma CellPlasmaParaproteinemiasPlasmacytomaGranuloma, Plasma CellSyndecan-1Boronic AcidsPyrazinesMonoclonal Gammopathy of Undetermined SignificanceB-LymphocytesBone MarrowThalidomideMelphalanImmunoglobulin Light ChainsBence Jones ProteinImmunoglobulin AImmunoglobulinsImmunoglobulin GImmunoglobulin lambda-ChainsImmunoglobulin kappa-ChainsSyndecansBone Marrow CellsAmyloidosisGerminal CenterImmunoglobulin MCell MembraneFlow CytometryParaproteinsDexamethasoneInterleukin-6Cell DifferentiationB-Lymphocyte SubsetsWaldenstrom MacroglobulinemiaHypergammaglobulinemiaTransplantation, AutologousPalatine TonsilAntigens, CD19Plasma GasesAntigens, CD38Antibodies, MonoclonalImmunophenotypingCell Line, TumorPlasma Cell Granuloma, PulmonaryAntigens, CDTime FactorsTumor Cells, CulturedADP-ribosyl CyclaseMembrane GlycoproteinsImmunoglobulin gamma-Chainsgamma-GlobulinsBone Marrow ExaminationImmunoglobulin DSpleenApoptosisAntineoplastic AgentsAntigens, CD20ImmunohistochemistryPlasma VolumeOsteolysisChromosomes, Human, Pair 14Genes, ImmunoglobulinBone DiseasesCells, CulturedPrognosisImmunoglobulin J-ChainsB-Cell-Specific Activator ProteinAntibody FormationLymphocytesCell SurvivalCell LineBiological MarkersMice, Inbred C57BLMice, Inbred BALB CTumor Necrosis Factor Ligand Superfamily Member 13POEMS SyndromeLymphomaImmunoglobulin Heavy ChainsMolecular Sequence DataImmunoglobulin Variable RegionMice, SCIDAntibody-Producing CellsReceptors, Antigen, B-CellLymph NodesTranslocation, GeneticHematopoietic Stem Cell TransplantationPlasma ExchangeAntineoplastic Combined Chemotherapy ProtocolsImmunoelectrophoresisProteasome InhibitorsReceptors, Interleukin-6Fluorescent Antibody TechniqueImmunoglobulin Class SwitchingEnzyme-Linked Immunosorbent AssaySignal TransductionRNA, MessengerImmunologic Memory