Kidney TubulesKidney Tubules, ProximalKidneyKidney Tubules, CollectingKidney CortexNephronsKidney Tubules, DistalKidney MedullaGlutamineMalpighian TubulesLimb BudsSodium-Potassium-Exchanging ATPaseEpitheliumKidney DiseasesGluconeogenesisKidney TransplantationTissue DistributionMicroscopy, ElectronEpithelial CellsDogsExtremitiesImmunohistochemistryAcute Kidney InjuryCell LineLimb SalvageRNA, MessengerLimb Deformities, CongenitalMolecular Sequence DataKidney Failure, ChronicKidney GlomerulusPolycystic Kidney DiseasesPhantom LimbKidney NeoplasmsKidney Function TestsLoop of HenleIschemiaKidney CalculiKidney Concentrating AbilityPolycystic Kidney, Autosomal DominantGlomerular Filtration RateLegLower Extremity