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 micropunctureFiltration rateUrine volumeFractional NaNephron segmentsOverall kidney functionProximal tubule transportProximal tubule functionNHE3 protein expressionExchanger isoform 3HK animalsKCl dietFraction excretionKidney functionHigh dietaryTubule functionKidney microsomesTubule transportAnesthetized animalsProximal tubulesVolume reabsorptionExcretionWestern blotControl diet
2021
Restoration of proximal tubule flow-activated transport prevents cyst growth in polycystic kidney disease
Du Z, Tian X, Ma M, Somlo S, Weinstein AM, Wang T. Restoration of proximal tubule flow-activated transport prevents cyst growth in polycystic kidney disease. JCI Insight 2021, 6: e146041. PMID: 33886508, PMCID: PMC8262298, DOI: 10.1172/jci.insight.146041.Peer-Reviewed Original ResearchConceptsGlomerular filtration rateGlomerulotubular balanceRenal cyst formationCyst formationReceptor 1 antagonistPolycystic kidney diseaseKidney weightUntreated miceDA1 antagonistControl miceKidney diseaseFiltration rateFractional reabsorptionCystic indexMouse modelCyst growthConditional KOHCO3- absorptionHeterozygous miceSame antagonistsMicePT transportAntagonistEpithelial ciliaHCO3- transportDeletion of Cdh16 Ksp-cadherin leads to a developmental delay in the ability to maximally concentrate urine in mouse
Thomson R, Dynia DW, Burlein S, Thomson BR, Booth C, Knauf F, Wang T, Aronson P. Deletion of Cdh16 Ksp-cadherin leads to a developmental delay in the ability to maximally concentrate urine in mouse. American Journal Of Physiology. Renal Physiology 2021, 320: f1106-f1122. PMID: 33938239, PMCID: PMC8285649, DOI: 10.1152/ajprenal.00556.2020.Peer-Reviewed Original ResearchConceptsKsp-cadherinCell adhesion moleculeAtypical memberKidney developmentMammalian kidneyAdult mammalian kidneyBasolateral membraneNormal kidney developmentEpithelial cellsAdhesion moleculesMutant animalsExpression analysisSpecific expressionE-cadherin expressionWestern blot analysisEpithelial phenotypePrincipal proteinE-cadherinBlot analysisMouse linesAquaporin-2CadherinCritical roleDevelopmental delayKnockout mice
2009
Functional expression of the olfactory signaling system in the kidney
Pluznick JL, Zou DJ, Zhang X, Yan Q, Rodriguez-Gil DJ, Eisner C, Wells E, Greer CA, Wang T, Firestein S, Schnermann J, Caplan MJ. Functional expression of the olfactory signaling system in the kidney. Proceedings Of The National Academy Of Sciences Of The United States Of America 2009, 106: 2059-2064. PMID: 19174512, PMCID: PMC2644163, DOI: 10.1073/pnas.0812859106.Peer-Reviewed Original ResearchConceptsGlomerular filtration ratePlasma renin levelsMacula densa cellsCOX-2 expressionRenal distal nephronOlfactory G-proteinMDS cell linesOlfactory receptorsRenin levelsRenin secretionFiltration rateNNOS activityTubuloglomerular feedbackDistal nephronOlfactory epitheliumRenal tubulesGFR regulationAdenylate cyclaseG proteinsCell linesSensory roleKidneyFunctional expressionOlfactionExpression
2003
Distribution and regulation of expression of serum‐ and glucocorticoid‐induced kinase‐1 in the rat kidney
de la Rosa D, Coric T, Todorovic N, Shao D, Wang T, Canessa C. Distribution and regulation of expression of serum‐ and glucocorticoid‐induced kinase‐1 in the rat kidney. The Journal Of Physiology 2003, 551: 455-466. PMID: 12816971, PMCID: PMC2343216, DOI: 10.1113/jphysiol.2003.042903.Peer-Reviewed Original ResearchMeSH KeywordsAdrenalectomyAldosteroneAnimalsAntibodiesAntibody SpecificityBlotting, NorthernBlotting, WesternCells, CulturedDNA, ComplementaryElectrophoresis, Polyacrylamide GelEpithelial CellsGene Expression Regulation, EnzymologicGlucocorticoidsImmediate-Early ProteinsImmunoblottingIn Vitro TechniquesIsoenzymesKidneyKidney TubulesMicroscopy, FluorescenceNuclear ProteinsProtein Serine-Threonine KinasesRatsRats, Sprague-DawleyRNASubcellular FractionsTransfectionConceptsGlucocorticoid-induced kinase 1Kinase 1Ion channelsRegulation of expressionConstitutive high expressionBasolateral membraneRenal epithelial cellsSubcellular localizationLevel of expressionRegulation of levelsEpithelial ion channelsSGK1 proteinMammalian kidneyApical membraneDirect interactionSGK1Epithelial cellsWestern blottingHigh expressionExpressionExpression of SGK1ProteinRat kidneyTransportersPhysiological changes
1998
Renal and intestinal absorptive defects in mice lacking the NHE3 Na+/H+ exchanger
Schultheis P, Clarke L, Meneton P, Miller M, Soleimani M, Gawenis L, Riddle T, Duffy J, Doetschman T, Wang T, Giebisch G, Aronson P, Lorenz J, Shull G. Renal and intestinal absorptive defects in mice lacking the NHE3 Na+/H+ exchanger. Nature Genetics 1998, 19: 282-285. PMID: 9662405, DOI: 10.1038/969.Peer-Reviewed Original ResearchConceptsAcid-base balanceAbsorptive defectsNHE3-deficient miceFluid volume homeostasisRenal proximalSlight diarrheaPlasma aldosteroneBlood pressureHomozygous mutant miceExchanger mRNANHE2 isoformsBlood analysisMutant miceCompensatory mechanismsFluid absorptionNHE3 functionVolume homeostasisMiceDistribution of NHE3Cl-/HCO3Channel activityNHE3KidneyATPase mRNAIntestine
1997
Nitric oxide regulates HCO3- and Na+ transport by a cGMP-mediated mechanism in the kidney proximal tubule
Wang T. Nitric oxide regulates HCO3- and Na+ transport by a cGMP-mediated mechanism in the kidney proximal tubule. American Journal Of Physiology 1997, 272: f242-f248. PMID: 9124402, DOI: 10.1152/ajprenal.1997.272.2.f242.Peer-Reviewed Original ResearchConceptsSodium nitroprussideProximal tubulesKidney proximal tubulesBlood pressureL-NAMENitric oxideNitro-L-arginine methyl esterNitric oxide synthase inhibitorGlomerular filtration rateOxide synthase inhibitorGuanylate cyclase inhibitorUrine flow rateMicroM sodium nitroprussideRenal hemodynamicsFiltration rateRenal excretionRenal clearanceSynthase inhibitorCyclase inhibitorLuminal perfusateRat kidneyMicroperfusion techniqueStimulatory effectSimilar stimulationCyclic monophosphate