Hyaline Membrane DiseaseBasement MembraneAnti-Glomerular Basement Membrane DiseaseGlomerular Basement MembraneKidney GlomerulusNephritis, HereditaryHematuriaGlomerulonephritisCollagen Type IVGlomerular Filtration RateNephritis, InterstitialAutoantigensAutoantibodiesProteinuriaKidneyPodocytesLamininNephritisMicroscopy, ElectronTolazolineCollagenHeparitin SulfateHeparan Sulfate ProteoglycansGlomerular Filtration BarrierGlomerulonephritis, MembranousFluorescent Antibody TechniqueDiabetic NephropathiesNephrotic SyndromeKidney DiseasesAlbuminuriaNephrosisInfant, NewbornGlomerulonephritis, MembranoproliferativeImmune Complex DiseasesKidney TubulesAntigen-Antibody ComplexGlomerular MesangiumCapillariesInfant, PrematureCreatinineKidney Function TestsFetal Organ MaturityNephrosis, LipoidGlomerulosclerosis, Focal SegmentalAnionsPuromycin AminonucleosideNegative StainingFiltrationMembranesGlycosaminoglycansProteoglycansCell MembraneImmunoglobulin GLupus NephritisChondroitin Sulfate ProteoglycansAntibodiesMembrane LipidsRespiration, ArtificialMicroscopy, ImmunoelectronExtracellular MatrixMicrobial CollagenasePulmonary SurfactantsDisease Models, AnimalComplement C3Nail-Patella SyndromeIntracellular MembranesImmunohistochemistryFicollEpitheliumRats, Inbred StrainsBiopsyInfant, Premature, DiseasesPermeabilityMembranes, ArtificialMembrane PotentialsGestational AgeMolecular WeightSerum SicknessEndotheliumPupil DisordersCattleAntigensKidney CortexInulinHeparinoidsLungMicroscopy, Electron, TransmissionRabbitsElectrophoresis, Polyacrylamide GelTime FactorsChromatography, GelRenal CirculationAgrinMembrane GlycoproteinsAmino AcidsDirofilaria immitisRespiratory Distress Syndrome, NewbornCystatin CInfant, Low Birth WeightFibronectins