2007
RhoA required for acid-induced stress fiber formation and trafficking and activation of NHE3
Yang X, Huang HC, Yin H, Alpern RJ, Preisig PA. RhoA required for acid-induced stress fiber formation and trafficking and activation of NHE3. American Journal Of Physiology. Renal Physiology 2007, 293: f1054-f1064. PMID: 17686951, DOI: 10.1152/ajprenal.00295.2007.Peer-Reviewed Original ResearchMeSH KeywordsAmidesAnimalsBenzoquinonesCell LineEnzyme InhibitorsExocytosisFocal Adhesion Kinase 1Hydrochloric AcidHydrogen-Ion ConcentrationLactams, MacrocyclicOpossumsPaxillinPhosphorylationProtein-Tyrosine KinasesPyridinesRhoA GTP-Binding ProteinRifabutinSodium-Hydrogen Exchanger 3Sodium-Hydrogen ExchangersStress FibersTyrosineConceptsStress fiber formationTyrosine phosphorylationFiber formationFocal adhesion proteinsApical membraneRho-kinaseNHE3 activityExocytic traffickingActivation of NHE3Exocytic processFocal adhesionsNHE3 exocytosisAdhesion proteinsStress fibersProtein abundancePaxillinPhosphorylationMicrofilament structureAntiporter activityKinaseRho-kinase inhibitorKinase inhibitorsTraffickingAbundanceNHE3 activation
2000
Chronic metabolic acidosis increases NaDC-1 mRNA and protein abundance in rat kidney
Aruga S, Wehrli S, Kaissling B, Moe O, Preisig P, Pajor A, Alpern R. Chronic metabolic acidosis increases NaDC-1 mRNA and protein abundance in rat kidney. Kidney International 2000, 58: 206-215. PMID: 10886565, DOI: 10.1046/j.1523-1755.2000.00155.x.Peer-Reviewed Original ResearchMeSH KeywordsAcidosisAcidsAcute DiseaseAlkaliesAmmonium ChlorideAnimalsCarrier ProteinsChronic DiseaseCitratesDicarboxylic Acid TransportersGene ExpressionKidney CortexKidney Tubules, ProximalMaleMembrane ProteinsOrganic Anion Transporters, Sodium-DependentRatsRats, Sprague-DawleyRNA, MessengerSodium BicarbonateSymporters
1999
TGF-β1-mediated hypertrophy involves inhibiting pRB phosphorylation by blocking activation of cyclin E kinase
Liu B, Preisig P. TGF-β1-mediated hypertrophy involves inhibiting pRB phosphorylation by blocking activation of cyclin E kinase. American Journal Of Physiology 1999, 277: f186-f194. PMID: 10444572, DOI: 10.1152/ajprenal.1999.277.2.f186.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCdc25 PhosphatasesCDC2-CDC28 KinasesCell Cycle ProteinsCell LineCyclin ECyclin-Dependent Kinase 2Cyclin-Dependent Kinase 4Cyclin-Dependent Kinase Inhibitor p27Cyclin-Dependent Kinase Inhibitor p57Cyclin-Dependent KinasesEnzyme ActivationEpidermal Growth FactorHypertrophyKidneyMicrotubule-Associated ProteinsNuclear ProteinsPhosphorylationProtein Serine-Threonine KinasesProtein Tyrosine PhosphatasesProto-Oncogene ProteinsRatsRetinoblastoma ProteinTransforming Growth Factor betaTumor Suppressor ProteinsConceptsCdk2/cyclin E complexesCyclin E complexCyclin E kinaseGrowth responseE complexCell cycle progressionRenal epithelial cellsProtein abundanceRetinoblastoma proteinKinase activityCycle progressionHypophosphorylated statePRB phosphorylationHypertrophic growth responseKinaseCyclin EAbundanceEpithelial cellsActive stateDevelopment of hypertrophyActivationCell entranceComplexesArrestTGF-β1Glucocorticoids enhance acid activation of the Na+/H+ exchanger 3 (NHE3)
Ambühl P, Yang X, Peng Y, Preisig P, Moe O, Alpern R. Glucocorticoids enhance acid activation of the Na+/H+ exchanger 3 (NHE3). Journal Of Clinical Investigation 1999, 103: 429-435. PMID: 9927505, PMCID: PMC407891, DOI: 10.1172/jci2913.Peer-Reviewed Original ResearchConceptsNHE3 protein abundanceM hydrocortisoneNHE3 activityAcid incubationNHE3 mRNA abundanceTrafficking of NHE3Absence of hydrocortisoneOpossum kidney cellsExogenous glucocorticoidsExchanger 3 (NHE3) activityHydrocortisoneProtein abundanceGlucocorticoidsProtein synthesisExchanger 3Kidney cellsTwofold increaseMRNA abundanceApical membrane
1998
Renal cortical mitochondrial aconitase is regulated in hypo- and hypercitraturia
Melnick J, Preisig P, Moe O, Srere P, Alpern R. Renal cortical mitochondrial aconitase is regulated in hypo- and hypercitraturia. Kidney International 1998, 54: 160-165. PMID: 9648074, DOI: 10.1046/j.1523-1755.1998.00974.x.Peer-Reviewed Original Research
1996
Adenosine triphosphate citrate lyase mediates hypocitraturia in rats.
Melnick JZ, Srere PA, Elshourbagy NA, Moe OW, Preisig PA, Alpern RJ. Adenosine triphosphate citrate lyase mediates hypocitraturia in rats. Journal Of Clinical Investigation 1996, 98: 2381-2387. PMID: 8941657, PMCID: PMC507690, DOI: 10.1172/jci119051.Peer-Reviewed Original ResearchConceptsChronic metabolic acidosisMetabolic acidosisATP citrate lyase activityATP-citrate lyaseCitrate lyase activityCitrate lyaseHypocitraturiaAcid dietAcidosisCitrate metabolismProtein abundanceRatsMRNA abundanceLyase activityMetabolismPresent studySignificant changesCitrate uptakeInhibitionHypercitraturiaHypokalemiaCytosolic enzymeCompetitive inhibitorActivityImportant roleChronic metabolic acidosis increases NHE3 protein abundance in rat kidney
Ambuhl P, Amemiya M, Danczkay M, Lotscher M, Kaissling B, Moe OW, Preisig PA, Alpern RJ. Chronic metabolic acidosis increases NHE3 protein abundance in rat kidney. American Journal Of Physiology 1996, 271: f917-f925. PMID: 8898023, DOI: 10.1152/ajprenal.1996.271.4.f917.Peer-Reviewed Original ResearchConceptsNHE3 protein abundanceChronic metabolic acidosisNHE3 mRNA abundanceMetabolic acidosisThick ascending limbProximal tubulesAscending limbNa/H antiporter activityAcidosis-induced increaseMRNA abundanceNa/H antiporterNHE3 abundanceProtein abundanceAcidosisRat kidneyWestern blotS2 segmentsH antiporterRatsNHE3 isoformPresent studyLimbTubulesNH4Cl-induced hypertrophy is mediated by weak base effects and is independent of cell cycle processes
Franch H, Preisig P. NH4Cl-induced hypertrophy is mediated by weak base effects and is independent of cell cycle processes. American Journal Of Physiology 1996, 270: c932-c938. PMID: 8638677, DOI: 10.1152/ajpcell.1996.270.3.c932.Peer-Reviewed Original ResearchConceptsC-fos mRNA abundanceHuman papilloma virus 16NRK-52E cellsWeak base propertiesCell cycle processRenal hypertrophyClinical conditionsVirus 16Renal epithelial cellsCultured renal epithelial cellsCell cycleHypertrophyE7 genesAdditional studiesEpithelial cellsVesicular alkalinizationMRNA abundancePresent studyInactivation of pRbCellsProtein synthesisVacuolar proton pumpProtein abundanceVesicular compartments