Lupus Erythematosus, SystemicLupus NephritisLupus Erythematosus, DiscoidAntibodies, AntinuclearAutoantibodiesMice, Inbred NZBMice, Inbred MRL lprAntibodies, AnticardiolipinAntibodies, AntiphospholipidAntiphospholipid SyndromeAutoantigensHydroxychloroquineImmunoglobulin GAutoimmune DiseasesAutoimmunityAntigen-Antibody ComplexsnRNP Core ProteinsImmunosuppressive AgentsNephritisComplement C1qComplement C4B-LymphocytesProteinuriaGlomerulonephritisCardiolipinsPrednisoloneSeverity of Illness IndexDNAWolvesRNA, Small CytoplasmicComplement C3KidneyRheumatic DiseasesKidney GlomerulusImmunoglobulin Mbeta 2-Glycoprotein IGenetic Predisposition to DiseaseEnzyme-Linked Immunosorbent AssaySjogren's SyndromeMice, CongenicArthritis, RheumatoidPhotosensitivity DisordersCase-Control StudiesAzathioprineB-Cell Activating FactorRibonucleoproteinsConnective Tissue DiseasesBiological MarkersMycophenolic AcidRibonucleoproteins, Small NuclearDisease Models, AnimalBlood Coagulation FactorsBiopsyT-LymphocytesMethylprednisoloneVasculitisSerositisPlasmapheresisB-Lymphocyte SubsetsAntibody SpecificityComplement System ProteinsCollagen DiseasesMixed Connective Tissue DiseaseAdrenal Cortex HormonesLymphocyte ActivationComplement C4aScleroderma, SystemicReceptors, IgGCyclophosphamideAntibodies, MonoclonalProcainamideInterferon Regulatory FactorsCryoglobulinsPrednisoneAntibodiesThrombosisMice, Inbred StrainsGlomerulonephritis, MembranousPregnancy ComplicationsGlucocorticoidsRisk FactorsAntibodies, Anti-IdiotypicFlow CytometryInterferon-alphaMice, Inbred C57BLImmunoglobulin IdiotypesRetrospective StudiesDisease ProgressionSpleenComplement C4bPolymorphism, Single NucleotideCohort StudiesPartial Thromboplastin TimeFluorescent Antibody TechniqueImmunoglobulinsMice, Inbred BALB CKidney DiseasesGenotypePulse Therapy, DrugMyelitis, Transverse