2013
REGULATION OF GLOMERULOTUBULAR BALANCE IV: IMPLICATION OF AQUAPORIN 1 IN FLOW‐DEPENDENT TRANSPORT AND CELL VOLUME
Du Z, Yan Q, Weinbaum S, Weinstein A, Wang T. REGULATION OF GLOMERULOTUBULAR BALANCE IV: IMPLICATION OF AQUAPORIN 1 IN FLOW‐DEPENDENT TRANSPORT AND CELL VOLUME. The FASEB Journal 2013, 27: 912.27-912.27. DOI: 10.1096/fasebj.27.1_supplement.912.27.Peer-Reviewed Original ResearchAQP-1Proximal tubulesKO miceWild-typeMicroperfused in vitroTransepithelial osmotic gradientHCO-3 transportWT miceNo significant differencePeritubular transportHCO-3 absorptionVolume reabsorptionPeritubular membraneWater reabsorptionAquaporin-1Mouse kidneyMicePerfusion rateH-ATPaseSignificant differenceTubulesReabsorptionOsmotic gradientCell volumePerfusion
2011
DOPAMINE MODULATES FLOW‐DEPENDENT TRANSPORT BY NHE3, BUT NOT H+‐ATPASE, IN MOUSE PROXIMAL TUBULES
Du Z, Gotoh N, Weinbaum S, Weinstein A, Wang T. DOPAMINE MODULATES FLOW‐DEPENDENT TRANSPORT BY NHE3, BUT NOT H+‐ATPASE, IN MOUSE PROXIMAL TUBULES. The FASEB Journal 2011, 25: 1041.18-1041.18. DOI: 10.1096/fasebj.25.1_supplement.1041.18.Peer-Reviewed Original ResearchEffects of DAProtein kinase A inhibitor H89Proximal tubules in vitroPKA-mediated mechanismProximal tubule transportReabsorption of fluidTubules in vitroHCO3- absorptionLuminal perfusion rateTubule transportJHCO3Cl- transportProximal tubulesNHE3Perfusion rateDopamineSCH23390JNaPresence of DAInhibitory effectSignaling mechanismsH+-ATPaseDA1No effectFlow-dependent transport
2010
ROLE OF DOPAMINE IN MODULATING FLOW‐DEPENDENT SODIUM AND BICARBONATE TRANSPORT IN MOUSE PROXIMAL TUBULE
Du Z, Yan Q, Weinbaum S, Weinstein A, Wang T. ROLE OF DOPAMINE IN MODULATING FLOW‐DEPENDENT SODIUM AND BICARBONATE TRANSPORT IN MOUSE PROXIMAL TUBULE. The FASEB Journal 2010, 24: 1024.2-1024.2. DOI: 10.1096/fasebj.24.1_supplement.1024.2.Peer-Reviewed Original ResearchProximal tubule transportEffects of dopamineMouse proximal tubuleTubule transportProximal tubulesNHE3 endocytosisCAMP-dependent protein kinase inhibitor H89PKA-mediated mechanismMicroperfused in vitroProtein kinase inhibitor H89Kidney proximal tubulesReabsorption of fluidLuminal flow rateKinase inhibitor H89Sodium reabsorptionApical membraneHCO-3 absorptionInhibitor H89DopaminePerfusion rateTubulesSCH23390NHE3Net reabsorptionSulpiride
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