Lupus NephritisNephritisLung Diseases, InterstitialGlomerulonephritisKidney GlomerulusCystitis, InterstitialHeymann Nephritis Antigenic ComplexProteinuriaInterstitial Cells of CajalKidneyAntibodies, AntinuclearLupus Erythematosus, SystemicExtracellular FluidPurpura, Schoenlein-HenochMice, Inbred NZBKidney TubulesNephritis, HereditaryMice, Inbred MRL lprGlomerulonephritis, MembranoproliferativeAutoantibodiesBasement MembraneBiopsyFibrosisGlomerulonephritis, MembranousAntigen-Antibody ComplexIdiopathic Interstitial PneumoniasPulmonary FibrosisImmune Complex DiseasesExtracellular SpaceImmunosuppressive AgentsDisease Models, AnimalImmunoglobulin GGlomerulonephritis, IGAAnti-Glomerular Basement Membrane DiseasePrednisoloneKidney DiseasesComplement C3ImmunohistochemistryMycophenolic AcidComplement C1qSerum SicknessAzathioprineAutoimmune DiseasesFluorescent Antibody TechniqueLungMicrodialysisGlomerular MesangiumGlomerular Basement MembraneCreatinineAutoantigensBiological MarkersUreteral ObstructionCyclophosphamideCollagenRats, Inbred LewNephrotic SyndromeTime FactorsDisease ProgressionMethylprednisoloneIdiopathic Pulmonary FibrosisKidney CortexComplement System ProteinsMicroscopy, ElectronGlomerulosclerosis, Focal SegmentalRats, Sprague-DawleyRNA, MessengerAcute DiseaseAntibodiesHematuriaAntigens, Thy-1Mice, Inbred C57BLKidney Tubules, ProximalRetrospective StudiesKidney Function TestsMacrophagesRabbitsSeverity of Illness IndexNephrosisHydrostatic PressureRats, WistarPulse Therapy, DrugBlood Urea NitrogenMice, Inbred StrainsIsoantibodiesDermatomyositisKidney TransplantationMesangial CellsCells, CulturedKidney MedullaChemokine CCL2DNAKidney Failure, ChronicTransforming Growth Factor beta1Treatment OutcomeCapillariesKidney Tubular Necrosis, AcuteLeydig CellsExtracellular MatrixChronic DiseaseComplement C4