Nephrotic SyndromePodocytesNephrosis, LipoidSyndromeGlomerulosclerosis, Focal SegmentalKidney GlomerulusPuromycin AminonucleosideGlomerulonephritis, MembranousProteinuriaNephrosisGlomerulonephritisPrednisoloneKidneySteroidsGlomerulonephritis, MembranoproliferativeGlomerular Basement MembraneImmunosuppressive AgentsGlomerular Filtration BarrierBiopsyEdemaDown SyndromeCyclosporineMetabolic Syndrome XMembrane ProteinsAmyloidosisKidney DiseasesDrug ResistanceSerum AlbuminRecurrenceGlucocorticoidsAdrenal Cortex HormonesWT1 ProteinsPrednisoneBowman CapsuleGlomerulonephritis, IGARemission, SpontaneousIntracellular Signaling Peptides and ProteinsRemission InductionAIDS-Associated NephropathyTreatment OutcomeParaneoplastic SyndromesAlbuminsAlbuminuriaSjogren's SyndromeFrasier SyndromePulse Therapy, DrugAbnormalities, MultipleGlomerular MesangiumChlorambucilRenal VeinsLevamisoleMutationRetrospective StudiesDiabetic NephropathiesPupil DisordersPurpura, Schoenlein-HenochKidney Function TestsPlasmapheresisNephritisBasement MembraneDrug Therapy, CombinationCells, CulturedTurner SyndromeMicroscopy, Immunoelectron