AntibodiesAutoantibodiesAntibody SpecificityAntibodies, MonoclonalAntibodies, ViralAntibody FormationAntibodies, BacterialParietal Cells, GastricInsulin AntibodiesIsoantibodiesImmunoglobulin GFluorescent Antibody TechniqueGlutamate DecarboxylaseAntibodies, NeutralizingAntibodies, AntinuclearAnemia, PerniciousRh-Hr Blood-Group SystemImmunoglobulin MDiabetes Mellitus, Type 1Antibody AffinityIslets of LangerhansGastritis, AtrophicAntibodies, HeterophileIntrinsic FactorAutoantigensAntibodies, Anti-IdiotypicAchlorhydriaBinding Sites, AntibodyLupus Erythematosus, SystemicVasculitisEnzyme-Linked Immunosorbent AssayHIV AntibodiesAutoimmune DiseasesEpitopesAntigen-Antibody ComplexAntibodies, NeoplasmAntibodies, ProtozoanBlood Grouping and CrossmatchingErythrocytesTakayasu ArteritisAntigensEndothelium, VascularFluorescent Antibody Technique, IndirectMice, Inbred BALB CComplement System ProteinsCross ReactionsI Blood-Group SystemB-LymphocytesT-LymphocytesBlood Group AntigensAntibody-Dependent Cell CytotoxicityReceptor-Like Protein Tyrosine Phosphatases, Class 8GastrinsCells, CulturedUmbilical VeinsConnective Tissue DiseasesImmunoenzyme TechniquesAntibodies, FungalAntilymphocyte SerumScleroderma, SystemicNeutralization TestsHLA-DQ beta-ChainsHLA-DQ AntigensAntigens, SurfaceAntigen-Antibody ReactionsAntibodies, BispecificFlow CytometryMolecular Sequence DataAnemia, Hemolytic, AutoimmuneGastric MucosaBiological MarkersSingle-Chain AntibodiesHLA AntigensCell LineAntibodies, BlockingEndotheliumAmino Acid SequenceProtein Tyrosine Phosphatase, Non-Receptor Type 1Immunoglobulin Fab FragmentsAntibodies, CatalyticGastritisC-PeptideRabbitsImmunoglobulin AAntibodies, Monoclonal, HumanizedHybridomasThyroid GlandImmune SeraTime FactorsEndothelial CellsEpitope MappingStomachAntibodies, AntiphospholipidCytotoxicity, ImmunologicImmunizationLeukocytesAntigens, BacterialImmunization, PassiveRecombinant ProteinsHelicobacter pylori