Antibodies, AntinuclearAntibodiesAntibody SpecificityAntibodies, ViralAutoantibodiesAntibodies, BacterialAntibodies, MonoclonalLupus Erythematosus, SystemicAntibody FormationFluorescent Antibody TechniqueAntibodies, NeutralizingRheumatoid FactorFluorescent Antibody Technique, IndirectConnective Tissue DiseasesImmunoglobulin GImmunoglobulin MAntibodies, Anti-IdiotypicAutoimmune DiseasesAntibody AffinityBinding Sites, AntibodyCross ReactionsEnzyme-Linked Immunosorbent AssayScleroderma, SystemicHIV AntibodiesEpitopesAntibodies, ProtozoanAntibodies, NeoplasmRheumatic DiseasesSjogren's SyndromeNeutralization TestsAutoantigensHepatitis, AutoimmuneAntigen-Antibody ComplexRaynaud DiseaseArthritis, JuvenileIritisAntibodies, AntiphospholipidMice, Inbred BALB CMixed Connective Tissue DiseaseAntibodies, FungalAntibodies, Antineutrophil CytoplasmicImmunoglobulin ALiver Cirrhosis, BiliaryLupus NephritisMolecular Sequence DataAntigen-Antibody ReactionsScleroderma, LocalizedImmunoglobulinsRabbitsPrecipitinsSerologic TestsImmunoenzyme TechniquesAntigensAntibodies, BispecificMice, Inbred NZBAmino Acid SequenceDNANephritisImmunoassaysnRNP Core ProteinsAutoimmunitySerositisAntibodies, BlockingSingle-Chain AntibodiesImmunizationAntibodies, AnticardiolipinAntibodies, HeterophileImmunodiffusionSensitivity and SpecificityImmune SeraB-LymphocytesImmunoglobulin Fab FragmentsHemagglutination Inhibition TestsMyositisComplement System ProteinsAntigens, NuclearArthritis, RheumatoidAntibodies, CatalyticLupus Erythematosus, CutaneousHemagglutination TestsImmunoblottingComplement Fixation TestsAntigens, BacterialCell LineTime FactorsHybridomasAntibodies, Monoclonal, HumanizedEpitope MappingLupus VulgarisComplement C4CrithidiaImmunization, PassiveGlomerulonephritisLupus Erythematosus, DiscoidSpleenAntigens, ViralMice, Inbred StrainsVaccinationMice, Inbred C57BLRecombinant Proteins