Antibodies, Antineutrophil CytoplasmicVasculitisWegener GranulomatosisAnti-Neutrophil Cytoplasmic Antibody-Associated VasculitisMyeloblastinAntibodiesAntibody SpecificityPeroxidaseAntibodies, ViralAntibodies, MonoclonalChurg-Strauss SyndromeAntibodies, BacterialFluorescent Antibody Technique, IndirectMicroscopic PolyangiitisPropylthiouracilAutoantibodiesGlomerulonephritisVasculitis, Leukocytoclastic, CutaneousAntibody FormationAntithyroid AgentsAntibodies, NeutralizingFluorescent Antibody TechniqueNeutrophilsSerine EndopeptidasesEnzyme-Linked Immunosorbent AssayAntibodies, AntinuclearPolyarteritis NodosaAntibody AffinityImmunoglobulin GAntibodies, Anti-IdiotypicAntibodies, FungalBinding Sites, AntibodyColitis, UlcerativeHIV AntibodiesImmunosuppressive AgentsEpitopesEndocarditis, Subacute BacterialAntibodies, ProtozoanAutoantigensSensitivity and SpecificityBiological MarkersAntibodies, NeoplasmAutoimmune DiseasesAntibodies, Monoclonal, Murine-DerivedPurpura, Schoenlein-HenochCross ReactionsImmune SeraGraves DiseaseLysosomal-Associated Membrane Protein 2Neutrophil ActivationPrednisoloneImmunoglobulin MCyclophosphamideMethimazoleFixativesNose DiseasesRespiratory BurstImmunohistochemistryCathepsin GEosinophilia-Myalgia SyndromeRecurrenceFocal InfectionBiopsyLung DiseasesPlasma ExchangeNeutralization TestsScleritisMolecular Sequence DataHemoptysisImmunoenzyme TechniquesProctocolectomy, RestorativeMethylprednisoloneAntigen-Antibody ReactionsPancreatic ElastaseAntibodies, BispecificDrug ContaminationMice, Inbred BALB CSingle-Chain AntibodiesPredictive Value of TestsTime FactorsAntibodies, BlockingAmino Acid SequenceLupus Erythematosus, SystemicRemission InductionImmunoglobulin ACholangitis, SclerosingAntigen-Antibody ComplexImmunoglobulin Fab FragmentsCrohn DiseasePrognosisAntibodies, HeterophileNeutropeniaFollow-Up StudiesAntibodies, CatalyticFlow CytometryTreatment OutcomeLactoferrinRetrospective StudiesAntibodies, Monoclonal, HumanizedSeroepidemiologic Studies