2023
High dietary K+ intake inhibits proximal tubule transport
Wang T, Liu T, Xu S, Frindt G, Weinstein A, Palmer L. High dietary K+ intake inhibits proximal tubule transport. American Journal Of Physiology. Renal Physiology 2023, 325: f224-f234. PMID: 37318989, PMCID: PMC10396284, DOI: 10.1152/ajprenal.00013.2023.Peer-Reviewed Original ResearchConceptsGlomerular filtration rateFree-flow micropunctureUrine volumeFractional excretion of Na<sup>+</sup>Proximal tubulesFiltration rateFractional NaNephron segmentsExcretion of Na<sup>+</sup>Dietary K<sup>+</sup>NHE3 protein expressionExchanger isoform 3Increased urine volumeIncreased fractional excretionVolume reabsorptionAbsolute NaKidney functionProtein expressionIsoform 3PT transportAnesthetized animalsReabsorptionWestern blottingRatsExcretion
2017
Gender difference in kidney electrolyte transport. I. Role of AT1a receptor in thiazide-sensitive Na+-Cl− cotransporter activity and expression in male and female mice
Li J, Hatano R, Xu S, Wan L, Yang L, Weinstein AM, Palmer L, Wang T. Gender difference in kidney electrolyte transport. I. Role of AT1a receptor in thiazide-sensitive Na+-Cl− cotransporter activity and expression in male and female mice. American Journal Of Physiology. Renal Physiology 2017, 313: f505-f513. PMID: 28566500, PMCID: PMC5582908, DOI: 10.1152/ajprenal.00087.2017.Peer-Reviewed Original ResearchMeSH KeywordsAngiotensin IIAnimalsDiuresisFemaleHydrochlorothiazideKidneyMaleMice, KnockoutNatriuresisPhenotypeProtein Serine-Threonine KinasesReceptor, Angiotensin, Type 1Receptors, DrugSex CharacteristicsSodium Chloride SymportersSodium-Hydrogen Exchanger 3Sodium-Hydrogen ExchangersSolute Carrier Family 12, Member 3ConceptsUrine volumeKO miceCotransporter activityRenal clearance experimentsReceptor knockout miceGlomerular filtration rateBolus intravenous injectionDelivery of NaClNCC protein expressionGender differencesFiltration rateFemale miceAT1A receptorClearance experimentsKO animalsIntravenous injectionNCC expressionDistal nephronFractional NaKnockout miceMale KOProximal tubulesHCTZMiceNHE3 expression