ImmunoglobulinsImmunoglobulin GImmunoglobulin AImmunoglobulin MImmunoglobulin Heavy ChainsImmunoglobulins, IntravenousGenes, ImmunoglobulinImmunoglobulin Light ChainsImmunoglobulin kappa-ChainsImmunoglobulin EImmunoglobulin A, SecretoryImmunoglobulin Variable RegionImmunoglobulin mu-ChainsImmunoglobulin IsotypesImmunoglobulin lambda-ChainsImmunoglobulin DImmunoglobulin Constant RegionsImmunoglobulin Fc FragmentsB-LymphocytesImmunoglobulin Class SwitchingImmunoglobulin gamma-ChainsImmunoglobulin Fab FragmentsImmunoglobulin J-ChainsImmunoglobulin FragmentsImmunoglobulin AllotypesReceptors, Polymeric ImmunoglobulinAntibodies, BacterialImmunoglobulin Joining RegionEnzyme-Linked Immunosorbent AssayReceptors, Antigen, B-CellMyeloma ProteinsAntibody SpecificityGenes, Immunoglobulin Heavy ChainSomatic Hypermutation, ImmunoglobulinPlasmacytomaImmunoglobulin delta-ChainsImmunoglobulin Switch RegionAntibodies, Anti-IdiotypicImmunoglobulin alpha-ChainsSymptom AssessmentMolecular Sequence DataAntibodies, ViralImmunoglobulin IdiotypesDepressiongamma-GlobulinsAntibodies, MonoclonalSecretory ComponentAntibody FormationBase SequenceAgammaglobulinemiaTime FactorsImmunoglobulin Gm AllotypesColostrumImmunization, PassiveReceptors, FcMice, Inbred BALB CAmino Acid SequenceTreatment OutcomeAntigen-Antibody ComplexBinding Sites, AntibodySeverity of Illness IndexImmunoelectrophoresisQuestionnairesGene Rearrangement, B-Lymphocyte, Heavy ChainGene Rearrangement, B-LymphocyteAutoantibodiesImmune SeraStaphylococcal Protein ASpleenFluorescent Antibody TechniqueLymphocytesPlasma CellsBehavioral SymptomsRabbitsAntibodiesImmunodiffusionPsychiatric Status Rating ScalesImmunizationGenes, Immunoglobulin Light ChainImmunoglobulin epsilon-ChainsCell LineHybridomasT-LymphocytesFollow-Up StudiesProspective StudiesGene RearrangementImmunologic Deficiency SyndromesAntigens, BacterialCross ReactionsGene Rearrangement, B-Lymphocyte, Light ChainIgA DeficiencySensitivity and SpecificityComplement System ProteinsAntibodies, ProtozoanEpitopesSalivaPokeweed MitogensHypergammaglobulinemiaImmunoglobulins, Thyroid-StimulatingDysgammaglobulinemia