Kidney TubulesKidney Tubules, ProximalKidneyKidney Tubules, CollectingKidney CortexNephronsKidney Tubules, DistalKidney MedullaGlutamineMalpighian TubulesSodium-Potassium-Exchanging ATPaseEpitheliumKidney DiseasesGluconeogenesisKidney TransplantationMicroscopy, ElectronTissue DistributionEpithelial CellsDogsImmunohistochemistryCell LineMolecular Sequence DataAcute Kidney InjuryRNA, MessengerKidney Failure, ChronicKidney GlomerulusPolycystic Kidney DiseasesKidney NeoplasmsKidney Function TestsKidney CalculiPolycystic Kidney, Autosomal DominantKidney Concentrating AbilityGlomerular Filtration Rate