2023
High Dietary K Intake Inhibits Proximal Tubule Transport and Reduces GFR
Wang T, Liu T, Xu S, Frindt G, Palmer L, Weinstein A. High Dietary K Intake Inhibits Proximal Tubule Transport and Reduces GFR. Physiology 2023, 38: 5731363. DOI: 10.1152/physiol.2023.38.s1.5731363.Peer-Reviewed Original ResearchGlomerular filtration rateReduced glomerular filtration rateK + excretionProximal tubulesTubular fluidConnecting tubuleUrine volumeTreated ratsNephron segmentsReduction of glomerular filtration rateProximal tubule transportLengths of proximal tubulesDistal nephron segmentsProximal nephron segmentsFree-flow micropunctureNa + absorptionHK intakeIncreased FENaTubule transportFractional deliveryFiltration rateKidney functionIncreased secretionFluid absorptionFITC-inulin
1978
Effects of potassium depletion on renal tubular chloride transport in the rat
Luke R, Wright F, Fowler N, Kashgarian M, Giebisch G. Effects of potassium depletion on renal tubular chloride transport in the rat. Kidney International 1978, 14: 414-427. PMID: 35645, DOI: 10.1038/ki.1978.146.Peer-Reviewed Original ResearchConceptsEarly distal tubuleLoop of HenleDistal tubulesKD groupChloride reabsorptionProximal tubulesPotassium depletionAbsolute chloride reabsorptionAdministration of DOCASingle nephron GFRRenal tubular reabsorptionPotassium-depleted ratsLate distal tubuleEffects of KDNephron GFRTubular reabsorptionChloride intakeFractional reabsorptionClearance studiesDay 2Fractional deliveryMuscle potassiumWhole kidneyDay 9Rats
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