Immunoglobulin GImmunoglobulin Fc FragmentsReceptors, IgGReceptors, FcBinding Sites, AntibodyAntibodies, MonoclonalImmunoglobulin Fab FragmentsAntibodies, Anti-IdiotypicImmunoglobulin MStaphylococcal Protein AProtein BindingMolecular Sequence DataRheumatoid FactorAntibody AffinityAntibody-Dependent Cell CytotoxicityAmino Acid SequenceAntigen-Antibody ComplexRecombinant Fusion ProteinsImmunoglobulin Constant RegionsComplement C1qBinding SitesImmunoglobulin IsotypesImmunoglobulinsImmunoglobulin FragmentsImmunoglobulin AEnzyme-Linked Immunosorbent AssayIgG DeficiencyAutoantibodiesMyeloma ProteinsAntibody SpecificityRecombinant ProteinsImmunoglobulin Heavy ChainsCell LineBinding, CompetitiveProtein EngineeringAntigen-Antibody ReactionsBase SequenceAntibodiesImmunoglobulin Variable RegionImmunoglobulin gamma-ChainsRosette FormationProtein Structure, TertiaryComplement ActivationEpitopesModels, MolecularImmunoglobulin Light ChainsCHO CellsMice, Inbred BALB CComplement C3Antibodies, BacterialRabbitsCricetinaeKineticsSurface Plasmon ResonanceImmunoglobulin lambda-ChainsB-LymphocytesComplement System ProteinsParagonimusElectrophoresis, Polyacrylamide GelImmunoglobulin kappa-ChainsBacterial ProteinsImmunoglobulins, IntravenousCross ReactionsProtein ConformationCells, CulturedComplement C1Immunoglobulin IdiotypesDose-Response Relationship, ImmunologicAntibody FormationFluorescent Antibody TechniqueImmunoglobulin ELigandsParagonimiasisHemagglutination TestsAntibodies, BispecificImmune Complex DiseasesSequence Homology, Amino AcidHybridomasAntibodies, ViralCricetulusImmunoglobulin AllotypesHalf-LifePhagocytosisParaproteinsDNA-Binding ProteinsPeptide LibraryImmunosorbentsLymphocytesImmunizationAntibodies, AntinuclearAntibodies, NeoplasmGlycosylationAntigens, CD20Immune SeraNeutrophilsAntigensMutationPeptidesTransfectionAutoantigens