2013
Proximal tubule specific knockout of the Na+/H+ exchanger NHE3: effects on bicarbonate absorption and ammonium excretion
Li H, Du Z, Barone S, Rubera I, McDonough A, Tauc M, Zahedi K, Wang T, Soleimani M. Proximal tubule specific knockout of the Na+/H+ exchanger NHE3: effects on bicarbonate absorption and ammonium excretion. Journal Of Molecular Medicine 2013, 91: 951-963. PMID: 23508938, PMCID: PMC3730089, DOI: 10.1007/s00109-013-1015-3.Peer-Reviewed Original ResearchConceptsKO miceMetabolic acidosisBicarbonate reabsorptionAcid loadNHE3 knockout miceProximal tubule NHE3Mild metabolic acidosisCre transgenic miceExchanger NHE3NH4Cl acid loadMicroperfusion studiesWT miceKnockout miceFloxed miceTransgenic micePathophysiologic statesExcretion rateBicarbonate absorptionNH4Cl loadingMutant miceVolume reabsorptionWestern blotMiceSpecific knockoutAbsorption defect
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
1993
Renal bicarbonate reabsorption in the rat. IV. Bicarbonate transport mechanisms in the early and late distal tubule.
Wang T, Malnic G, Giebisch G, Chan Y. Renal bicarbonate reabsorption in the rat. IV. Bicarbonate transport mechanisms in the early and late distal tubule. Journal Of Clinical Investigation 1993, 91: 2776-2784. PMID: 8390489, PMCID: PMC443344, DOI: 10.1172/jci116519.Peer-Reviewed Original ResearchConceptsLate distal tubuleEarly distal tubuleDistal tubulesBicarbonate absorptionTubule segmentsFluid absorptionBicarbonate transportLuminal bicarbonate concentrationNet bicarbonate transportRenal bicarbonate reabsorptionLow K dietDistal tubule segmentsBicarbonate concentrationK-ATPase inhibitorPmol/minK dietBicarbonate secretionMicroperfusion experimentsBicarbonate reabsorptionH-ATPaseTubulesBafilomycin A1High rateRatsATPase inhibitor