NephronsUrineKidney Tubules, DistalKidneyKidney TubulesLoop of HenleKidney Tubules, ProximalKidney Tubules, CollectingKidney GlomerulusUreterGlomerular Filtration RateKidney MedullaInulinUrinalysisKidney Concentrating AbilityKidney CortexAbsorptionPuncturesDiuresisSodiumOrganogenesisNatriuresisAminohippuric AcidsNephrectomyUrine Specimen CollectionWater-Electrolyte BalanceEpithelial Sodium ChannelsPronephrosFerrocyanidesKidney DiseasesRenal CirculationSubstance Abuse DetectionRats, Sprague-DawleyPAX2 Transcription FactorCreatinineUromodulinChlorothiazideWnt4 ProteinAldosteronePotassiumBacteriuriaJuxtaglomerular ApparatusProteinuriaSodium ChlorideDiureticsSodium Chloride SymportersBicarbonatesOsmolar ConcentrationFurosemideAcidosis, Renal TubularElectrolytesOrgan SizeChromatography, High Pressure LiquidAcid-Base EquilibriumTissue Distribution