Kidney Function TestsKidneyGlomerular Filtration RateKidney DiseasesCystatin CCreatinineKidney TransplantationAcute Kidney InjuryKidney Failure, ChronicRenal Insufficiency, ChronicKidney TubulesRenal InsufficiencyCystatinsAlbuminuriaProteinuriaKidney CortexKidney GlomerulusBiological MarkersPolycystic Kidney DiseasesKidney Tubules, ProximalRisk FactorsNephrectomyChronic DiseaseDiabetic NephropathiesTime FactorsKidney MedullaPolycystic Kidney, Autosomal DominantCohort StudiesProspective StudiesKidney NeoplasmsDisease ProgressionBlood PressureLipocalinsKidney Tubular Necrosis, AcuteNephrologyRenal CirculationFollow-Up StudiesHypertensionBlood Urea NitrogenCross-Sectional StudiesCardiovascular DiseasesUrinary Tract Physiological PhenomenaRetrospective StudiesRenal DialysisHypertension, RenalNephronsRenal Artery ObstructionIohexolRenal Replacement TherapyImmunosuppressive AgentsKidney CalculiAIDS-Associated NephropathyPodocytesLiving DonorsRisk AssessmentSambucusTreatment OutcomeGraft RejectionRadioisotope RenographyKidney Tubules, CollectingGlomerulosclerosis, Focal SegmentalSeverity of Illness IndexReperfusion InjuryTissue DonorsAzotemiaPhosphorusLongitudinal StudiesDelayed Graft FunctionLinear ModelsPrevalencePrognosisAcute-Phase ProteinsGraft SurvivalHyperuricemiaRenin-Angiotensin SystemIncidenceProportional Hazards ModelsUnited StatesDisease Models, AnimalIothalamic AcidAcetylglucosaminidaseUreaOrgan SizeRats, Sprague-DawleyGlomerulonephritisDiuresisRenal ArteryAge Factorsalpha-2-HS-GlycoproteinKidney Diseases, CysticAgingKidney Concentrating AbilityLiverNephritis, InterstitialHomoargininePredictive Value of TestsPancreas TransplantationRats, WistarAtherosclerosisUric Acid