Kidney TubulesKidney CortexKidney Tubules, ProximalKidneyKidney Tubules, CollectingKidney Tubules, DistalMalpighian TubulesNephronsKidney MedullaGlutamineSodium-Potassium-Exchanging ATPaseEpitheliumKidney DiseasesMicroscopy, ElectronGluconeogenesisTissue DistributionKidney TransplantationEpithelial CellsDogsImmunohistochemistryAcute Kidney InjuryCell LineRNA, MessengerKidney GlomerulusMolecular Sequence DataPolycystic Kidney DiseasesKidney Failure, ChronicKidney Neoplasms