Plasma CellsAntibodiesLeukemia, Plasma CellAntibody SpecificityNeoplasms, Plasma CellAntibodies, ViralAntibodies, MonoclonalAntibodies, BacterialPlasmaAntibody FormationMultiple MyelomaAntibodies, NeutralizingFluorescent Antibody TechniqueParaproteinemiasAntibody AffinityGranuloma, Plasma CellPlasmacytomaAntibodies, Anti-IdiotypicB-LymphocytesImmunoglobulin MBinding Sites, AntibodyImmunoglobulin GImmunoglobulin AEpitopesHIV AntibodiesAntibodies, AntinuclearAntibodies, NeoplasmAntibodies, ProtozoanSyndecan-1Cross ReactionsMolecular Sequence DataAutoantibodiesImmunoglobulinsMice, Inbred BALB CCell MembraneAmino Acid SequenceAntigen-Antibody ReactionsFlow CytometryAntibodies, FungalNeutralization TestsImmunohistochemistryBone MarrowRabbitsImmunoglobulin Light ChainsCell LineGerminal CenterCells, CulturedMonoclonal Gammopathy of Undetermined SignificanceEnzyme-Linked Immunosorbent AssayTime FactorsSpleenAntibodies, BispecificImmunoenzyme TechniquesAntigensAntigen-Antibody ComplexCell DifferentiationSingle-Chain AntibodiesImmunoglobulin Fab FragmentsAntibodies, BlockingImmune SeraImmunoglobulin Heavy ChainsImmunizationAntigens, CDPalatine TonsilMice, Inbred C57BLImmunoglobulin Variable RegionRadioimmunoassayAntibodies, HeterophileFluorescent Antibody Technique, IndirectB-Lymphocyte SubsetsAntibodies, CatalyticAntigens, SurfaceBlotting, WesternHybridomasRecombinant ProteinsMembrane GlycoproteinsImmunoglobulin lambda-ChainsAntibodies, Monoclonal, HumanizedPlasma GasesBase SequenceT-LymphocytesAmyloidosisLymphocytesBone Marrow CellsImmunoglobulin kappa-ChainsPlasma Cell Granuloma, PulmonaryAntigens, CD20Molecular WeightElectrophoresis, Polyacrylamide GelBiological MarkersAntigens, CD19SyndecansAntibody-Producing CellsEpitope MappingMicroscopy, ElectronAntibodies, AntiphospholipidAntigens, NeoplasmImmunophenotypingImmunoblottingImmunoglobulin Fragments