2018
Regulation of renal Na transporters in response to dietary K
Yang L, Xu S, Guo X, Uchida S, Weinstein AM, Wang T, Palmer LG. Regulation of renal Na transporters in response to dietary K. American Journal Of Physiology. Renal Physiology 2018, 315: f1032-f1041. PMID: 29923764, PMCID: PMC6230734, DOI: 10.1152/ajprenal.00117.2018.Peer-Reviewed Original Research
2015
Regulation of glomerulotubular balance. III. Implication of cytosolic calcium in flow-dependent proximal tubule transport
Du Z, Weinbaum S, Weinstein A, Wang T. Regulation of glomerulotubular balance. III. Implication of cytosolic calcium in flow-dependent proximal tubule transport. American Journal Of Physiology. Renal Physiology 2015, 308: f839-f847. PMID: 25651568, PMCID: PMC4398834, DOI: 10.1152/ajprenal.00601.2014.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBicarbonatesBiological TransportCalciumCalcium-Transporting ATPasesChelating AgentsCytosolEnzyme InhibitorsIn Vitro TechniquesInositol 1,4,5-Trisphosphate ReceptorsKidney Tubules, ProximalKineticsMice, Inbred C57BLPerfusionRenal ReabsorptionSodiumSodium-Hydrogen Exchanger 3Sodium-Hydrogen ExchangersConceptsNa/H exchanger 3Luminal Ca(2Flow-induced increaseCytosolic calciumProximal tubulesCa(2+) chelator BAPTA-AMAntagonist 2-aminoethoxydiphenyl borateCa-ATPase inhibitor thapsigarginProximal tubule transportNa(+) reabsorptionMicroperfused in vitroMouse proximal tubuleChelator BAPTA-AMH-ATPase activityNo effectControl tubulesInhibitor thapsigarginBAPTA-AMIntracellular Ca(2Decreased transportTubule transportBaseline transportStimulates Na(+Modulate Na(+Glomerulotubular balance
2012
Regulation of glomerulotubular balance. II. Impact of angiotensin II on flow-dependent transport
Du Z, Wan L, Yan Q, Weinbaum S, Weinstein A, Wang T. Regulation of glomerulotubular balance. II. Impact of angiotensin II on flow-dependent transport. American Journal Of Physiology. Renal Physiology 2012, 303: f1507-f1516. PMID: 22952281, PMCID: PMC3532483, DOI: 10.1152/ajprenal.00277.2012.Peer-Reviewed Original ResearchMeSH KeywordsAngiotensin IIAngiotensin II Type 1 Receptor BlockersAnimalsBicarbonatesBiological TransportEnzyme InhibitorsFemaleHemostasisIn Vitro TechniquesKidney GlomerulusKidney TubulesLosartanMacrolidesMiceMice, KnockoutModels, AnimalProton-Translocating ATPasesReceptor, Angiotensin, Type 1SodiumSodium-Hydrogen Exchanger 3Sodium-Hydrogen ExchangersConceptsNa(+)-H(+) exchanger 3Mouse tubulesImpact of angiotensin IIH-ATPaseMicroperfused in vitroAT(2) receptorsAT(1A) receptorFlow-mediated changesH-ATPase activityParacellular Cl(-Receptor availabilityAngiotensin IIAT(1ARegulate Na(+Increased Na(+Local angiotensinBasolateral transportJ(HCO3Mouse kidneyNet fluidInhibitor bafilomycinProtein levelsMiceReceptorsTubules
2010
Shear stress-induced changes of membrane transporter localization and expression in mouse proximal tubule cells
Duan Y, Weinstein A, Weinbaum S, Wang T. Shear stress-induced changes of membrane transporter localization and expression in mouse proximal tubule cells. Proceedings Of The National Academy Of Sciences Of The United States Of America 2010, 107: 21860-21865. PMID: 21106755, PMCID: PMC3003103, DOI: 10.1073/pnas.1015751107.Peer-Reviewed Original ResearchConceptsProximal tubule cellsMouse proximal tubuleNa/K-ATPaseTubule cellsApical NHE3Proximal tubulesMouse proximal tubule cellsFSS-induced changesApical plasma membraneV-ATPaseAmount of protein expressionBasolateral membraneWestern blot analysisNHE3Volume reabsorptionTransporter expressionBasolateral transportProtein expressionMPT cellsShear stress-induced changesVacuolar H(+)-ATPaseBlock microtubule polymerizationControl cellsModulate cellular functionsTransporter localization
2007
Flow-dependent transport in a mathematical model of rat proximal tubule
Weinstein A, Weinbaum S, Duan Y, Du Z, Yan Q, Wang T. Flow-dependent transport in a mathematical model of rat proximal tubule. American Journal Of Physiology. Renal Physiology 2007, 292: f1164-f1181. PMID: 17213461, DOI: 10.1152/ajprenal.00392.2006.Peer-Reviewed Original ResearchConceptsNa(+) reabsorptionRat proximal tubulesProximal tubulesModel tubuleDiuretic effectMouse proximal tubuleLuminal perfusion rateLow flowsSolute transportNaCl reabsorptionPeritubular transportTranscellular NaCl reabsorptionCarbonic anhydrase inhibitionGlomerulotubular balanceTubulesReabsorptionTransporter densityLuminal flowModel calculationsRatsFlow-dependent transportTransporter insertionMathematical modelPerfusion rateRate of hydration
2006
Flow-activated transport events along the nephron
Wang T. Flow-activated transport events along the nephron. Current Opinion In Nephrology & Hypertension 2006, 15: 530-536. PMID: 16914967, DOI: 10.1097/01.mnh.0000242180.46362.c4.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBicarbonatesBiological TransportHumansKidney Tubules, ProximalMicrovilliNephronsSodiumConceptsBrush-border microvilliProximal tubulesCultured proximal tubule cellsProximal tubules in vitroGlomerular filtration rateProximal tubule cellsBrush-borderH-ATPase activityTubules in vitroNHE3 activityHCO3- absorptionENOS translocationTubule cellsFiltration rateMg2+ transportReceptor localizationSignal transduction mechanismsH-ATPaseHormonal regulationCa2+NephronTubulesResponse to flowTransduction mechanismsIntact actin cytoskeletonMaxi-K channels contribute to urinary potassium excretion in the ROMK-deficient mouse model of Type II Bartter's syndrome and in adaptation to a high-K diet
Bailey M, Cantone A, Yan Q, MacGregor G, Leng Q, Amorim J, Wang T, Hebert S, Giebisch G, Malnic G. Maxi-K channels contribute to urinary potassium excretion in the ROMK-deficient mouse model of Type II Bartter's syndrome and in adaptation to a high-K diet. Kidney International 2006, 70: 51-59. PMID: 16710355, DOI: 10.1038/sj.ki.5000388.Peer-Reviewed Original ResearchMeSH KeywordsAdaptation, PhysiologicalAnimalsBartter SyndromeBiological TransportDietDisease Models, AnimalHypokalemiaKidney Tubules, DistalLarge-Conductance Calcium-Activated Potassium ChannelsLoop of HenleMiceMice, Mutant StrainsPeptidesPotassiumPotassium Channels, Inwardly RectifyingPotassium, DietaryConceptsCortical collecting ductLate distal tubuleType II Bartter syndromeRenal potassium wastingMaxi-K channelsPotassium secretionDistal tubulesBartter's syndromePotassium wastingPotassium excretionIberiotoxin (IBTX)-sensitiveRenal potassium lossSalt-wasting disorderUrinary potassium excretionWild-type miceRenal potassium excretionFree-flow micropunctureDistal convoluted tubuleIncreased renal potassium excretionHigh-K dietLoop of HenleROMK-deficientPersistent hypokalemiaROMK channelsMaxi-K
2005
Axial flow modulates proximal tubule NHE3 and H-ATPase activities by changing microvillus bending moments
Du Z, Yan Q, Duan Y, Weinbaum S, Weinstein A, Wang T. Axial flow modulates proximal tubule NHE3 and H-ATPase activities by changing microvillus bending moments. American Journal Of Physiology. Renal Physiology 2005, 290: f289-f296. PMID: 16144961, DOI: 10.1152/ajprenal.00255.2005.Peer-Reviewed Original ResearchConceptsProximal tubules in vitroHCO3- absorptionTubules in vitroBrush-border microvilliHCO3- permeabilityH(+)-ATPase inhibitor bafilomycinInhibition of NHE3Proximal tubule NHE3Transepithelial potential differenceH-ATPase activityLuminal cell membraneH(+)-ATPaseTransepithelial PDNa+ absorptionParacellular permeabilityH(+)-ATPase activityInhibitor EIPAMembrane transport activityProximal tubulesHCO3- reabsorptionNHE3HCO3- transportH-ATPaseBicarbonate transportPermeability changes
2004
Renal and intestinal transport defects in Slc26a6-null mice
Wang Z, Wang T, Petrovic S, Tuo B, Riederer B, Barone S, Lorenz JN, Seidler U, Aronson PS, Soleimani M. Renal and intestinal transport defects in Slc26a6-null mice. American Journal Of Physiology - Cell Physiology 2004, 288: c957-c965. PMID: 15574486, DOI: 10.1152/ajpcell.00505.2004.Peer-Reviewed Original ResearchConceptsWild-type miceProximal tubulesSlc26a6-null miceHCO3- secretionKidney proximal tubulesApical membrane ClNull miceBaseline rateNormal blood pressureCl-/formate exchangeBlood pressureKidney functionElectrolyte profileMucosal tissuesIntestinal physiologyUssing chambersSmall intestineMiceFluid absorptionNaCl absorptionStatistical significanceCl-/HCO3NaCl transportDuodenumTubules
2003
The Effects of the Potassium Channel Opener Minoxidil on Renal Electrolytes Transport in the Loop of Henle
Wang T. The Effects of the Potassium Channel Opener Minoxidil on Renal Electrolytes Transport in the Loop of Henle. Journal Of Pharmacology And Experimental Therapeutics 2003, 304: 833-840. PMID: 12538840, DOI: 10.1124/jpet.102.043380.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBiological TransportElectrolytesGlomerular Filtration RateKidneyLoop of HenleMaleMinoxidilPotassium ChannelsRatsRats, Sprague-DawleyConceptsLoop of HenleUrine volumeIn vivo microperfusion techniquesCa(2+ATP-sensitive potassium channelsRenal electrolyte transportK channel openerPotassium channel opener minoxidilGlomerular filtration rateApical K(+Fractional Na(+Natriuretic effectAntinatriuretic actionsRenal clearanceFiltration ratePotassium channelsUrinary excretionIncreased fluidAscending limbIntravenous injectionBlood pressureMicroperfusion techniqueHenlePerfusion fluidDecreased Na(+
2002
Formate-stimulated NaCl absorption in the proximal tubule is independent of the pendrin protein
Karniski LP, Wang T, Everett LA, Green ED, Giebisch G, Aronson PS. Formate-stimulated NaCl absorption in the proximal tubule is independent of the pendrin protein. American Journal Of Physiology. Renal Physiology 2002, 283: f952-f956. PMID: 12372770, DOI: 10.1152/ajprenal.00182.2002.Peer-Reviewed Original ResearchConceptsProximal tubulesChloride/formate exchangeNaCl reabsorptionChloride reabsorptionElectroneutral NaCl reabsorptionNaCl absorptionRole of pendrinFormate exchangePds-knockout mouseRecycling of formatePendrin proteinReabsorptionMicePendrinBrush border membrane vesiclesTubulesPresent studyChloride transportApical membraneUse of transgenic animals to study renal acid-base transport.
Wang T, Giebisch G, Aronson PS. Use of transgenic animals to study renal acid-base transport. Journal Of Nephrology 2002, 15 Suppl 5: s151-60. PMID: 12027214.Commentaries, Editorials and LettersConceptsAcid-base transportSpecific transporter isoformsSuch knockout miceRenal acid-base transportRenal acid-base homeostasisTransgenic miceTransporter isoformsPump subunitsTransgenic animalsKnockout micePhysiological roleATPase isoformsTransport deficiencyMolecular levelAcid-base homeostasisIsoformsAdaptive mechanismsCarbonic anhydraseCompensatory-adaptive mechanismsUseful experimental modelTransportersRegulatory mediatorsNHE isoformsNitric oxideExperimental model
2001
Role of NHE isoforms in mediating bicarbonate reabsorption along the nephron
Wang T, Hropot M, Aronson P, Giebisch G. Role of NHE isoforms in mediating bicarbonate reabsorption along the nephron. American Journal Of Physiology. Renal Physiology 2001, 281: f1117-f1122. PMID: 11704563, DOI: 10.1152/ajprenal.2001.281.6.f1117.Peer-Reviewed Original ResearchConceptsLoop of HenleHOE 694Proximal tubulesAddition of ethylisopropylamilorideDistal convoluted tubuleBicarbonate reabsorptionConvoluted tubulesSitu microperfusionRat kidneySignificant inhibitionNHE isoformsHenlePredominant isoformTubulesNHE3Functional roleInhibitionNHE2Apical membraneIsoformsApical isoformKidneyMicroperfusionEthylisopropylamilorideNephron
2000
Defective fluid and HCO3 − absorption in proximal tubule of neuronal nitric oxide synthase-knockout mice
Wang T, Inglis F, Kalb R. Defective fluid and HCO3 − absorption in proximal tubule of neuronal nitric oxide synthase-knockout mice. American Journal Of Physiology. Renal Physiology 2000, 279: f518-f524. PMID: 10966931, DOI: 10.1152/ajprenal.2000.279.3.f518.Peer-Reviewed Original ResearchMeSH KeywordsAcid-Base EquilibriumAnimalsBicarbonatesBiological TransportBlood Gas AnalysisBody FluidsElectrolytesEnzyme InhibitorsInjections, IntravenousKidney Tubules, ProximalMiceMice, Inbred C57BLMice, KnockoutNG-Nitroarginine Methyl EsterNitric Oxide SynthaseNitric Oxide Synthase Type IPotassiumSodiumConceptsNNOS knockout miceWild-type miceL-NAMEProximal tubulesMetabolic acidosisAbsorption of fluidDecreased absorption of fluidBlood pressureIncreased mean blood pressureResponse to L-NAMEWild-type control animalsFluid absorptionAdministration of L-NAMEIn situ microperfusionProximal tubule transportNeuronal nitric oxide synthaseLuminal perfusion solutionMean blood pressureRenal clearance techniquesNitric oxide synthaseRates of HCO(3)(-Urinary Na(+HCO3- absorptionRegulation of acid-base balanceTubule transport
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 ResearchConceptsKidney proximal tubulesS-nitroso-N-acetylpenicillamineSodium nitroprussideProximal tubulesL-NAMEGuanylate cyclase inhibitor methyleneN(G)-nitro-L-arginine methyl esterBlood pressureNitric oxideNa+ transportStimulatory effect of sodium nitroprussideN(G)-nitro-L-arginineNitric oxide synthase inhibitorCGMP-mediated mechanismAddition of L-NAMEIncreased urine flow rateGlomerular filtration rateEffects of sodium nitroprussideMean blood pressureUrine flow rateEffects of nitric oxideRenal excretion of NaExcretion of NaRenal hemodynamicsEffects of NO
1996
Mechanisms of stimulation of proximal tubule chloride transport by formate and oxalate
Wang T, Egbert AL, Abbiati T, Aronson PS, Giebisch G. Mechanisms of stimulation of proximal tubule chloride transport by formate and oxalate. American Journal Of Physiology 1996, 271: f446-f450. PMID: 8770178, DOI: 10.1152/ajprenal.1996.271.2.f446.Peer-Reviewed Original ResearchEffects of angiotensin II on electrolyte transport in the early and late distal tubule in rat kidney
Wang T, Giebisch G. Effects of angiotensin II on electrolyte transport in the early and late distal tubule in rat kidney. American Journal Of Physiology 1996, 271: f143-f149. PMID: 8760255, DOI: 10.1152/ajprenal.1996.271.1.f143.Peer-Reviewed Original ResearchMeSH KeywordsAngiotensin IIAnimalsBicarbonatesBiological TransportBody FluidsElectrolytesKidney Tubules, DistalMalePotassiumRatsRats, Sprague-DawleySodiumConceptsEffects of Ang IIAng IILate distal tubuleDistal tubulesDecreased JvAngiotensin IIHigher dose of Ang IILow doses of angiotensin IILuminal application of amilorideAmiloride-sensitive Na+ transportDose of Ang IIRat kidneyHCO3- transportAddition of ANG IIDoses of angiotensin IIEffects of angiotensin IIApplication of amilorideStimulate Na+/H+ exchangeProximal tubules of rat kidneyDistal convoluted tubuleLuminal administrationNa+ channelsNa+/H+ exchangeDistal nephronIntravenous infusion
1995
Stimulation of chloride transport by cAMP in rat proximal tubules
Wang T, Segal AS, Giebisch G, Aronson PS. Stimulation of chloride transport by cAMP in rat proximal tubules. American Journal Of Physiology 1995, 268: f204-f210. PMID: 7864157, DOI: 10.1152/ajprenal.1995.268.2.f204.Peer-Reviewed Original ResearchConceptsRat proximal tubuleProximal tubulesDibutyryl cAMPCapillary perfusateLate proximal tubuleProximal tubule cellsCl- channel blockerCl- channelsTranscellular Cl absorptionAddition of forskolinLuminal DIDSSensitive Cl- channelBasolateral membraneLuminal perfusateTubule cellsCAMP productionFluid absorptionCl absorptionMM ClPerfusateJclRecent evidenceLuminal membraneTubulesEffect of cAMP
1994
Acidification in mammalian cortical distal tubule
Capasso G, Malnic G, Wang T, Giebisch G. Acidification in mammalian cortical distal tubule. Kidney International 1994, 45: 1543-1554. PMID: 7933802, DOI: 10.1038/ki.1994.204.Peer-Reviewed Original Research
1993
Effects of formate and oxalate on chloride absorption in rat distal tubule
Wang T, Agulian SK, Giebisch G, Aronson PS. Effects of formate and oxalate on chloride absorption in rat distal tubule. American Journal Of Physiology 1993, 264: f730-f736. PMID: 8386473, DOI: 10.1152/ajprenal.1993.264.4.f730.Peer-Reviewed Original Research