Immunoglobulin mu-ChainsImmunoglobulin Heavy ChainsImmunoglobulinsImmunoglobulin GImmunoglobulin AImmunoglobulin MImmunoglobulins, IntravenousGenes, ImmunoglobulinImmunoglobulin Light ChainsImmunoglobulin kappa-ChainsImmunoglobulin EImmunoglobulin A, SecretoryImmunoglobulin Variable RegionImmunoglobulin IsotypesImmunoglobulin lambda-ChainsImmunoglobulin DImmunoglobulin Constant RegionsImmunoglobulin Fc FragmentsB-LymphocytesImmunoglobulin Class SwitchingImmunoglobulin gamma-ChainsImmunoglobulin Fab FragmentsImmunoglobulin J-ChainsImmunoglobulin FragmentsImmunoglobulin AllotypesReceptors, Polymeric ImmunoglobulinImmunoglobulin Joining RegionBase SequenceAntibodies, BacterialMolecular Sequence DataAmino Acid SequenceEnzyme-Linked Immunosorbent AssayReceptors, Antigen, B-CellMyeloma ProteinsAntibody SpecificityGenes, Immunoglobulin Heavy ChainSomatic Hypermutation, ImmunoglobulinPlasmacytomaGene Expression RegulationCell LineTranscription, GeneticImmunoglobulin delta-ChainsImmunoglobulin Switch RegionImmunoglobulin alpha-ChainsCells, CulturedAntibodies, Anti-IdiotypicImmunoglobulin IdiotypesAntibodies, MonoclonalAntibodies, Viralgamma-GlobulinsReverse Transcriptase Polymerase Chain ReactionCloning, MolecularMice, Inbred BALB CSecretory ComponentProtein BiosynthesisAntibody FormationAgammaglobulinemiaBlotting, NorthernImmunoglobulin Gm AllotypesReceptors, FcColostrumRabbitsPolymerase Chain ReactionImmunization, PassiveDNAAntigen-Antibody ComplexFluorescent Antibody TechniqueBinding Sites, AntibodyImmunoelectrophoresisGene Rearrangement, B-Lymphocyte, Heavy ChainGene Rearrangement, B-LymphocyteRNA, MessengerSpleenImmune SeraLymphocytesStaphylococcal Protein ARNA StabilityNucleic Acid HybridizationAntibodiesT-LymphocytesTime FactorsGenesPlasma CellsAutoantibodiesImmunodiffusionDNA PrimersImmunoglobulin epsilon-ChainsHybridomasMutationImmunizationIn Situ HybridizationGenes, Immunoglobulin Light ChainGene RearrangementImmunoenzyme TechniquesBlotting, WesternDNA, ComplementaryImmunologic Deficiency SyndromesGene Rearrangement, B-Lymphocyte, Light ChainAntigens, BacterialCross Reactions