1995
Vesicle targeting to the apical domain regulates bile excretory function in isolated rat hepatocyte couplets
Boyer J, Soroka C. Vesicle targeting to the apical domain regulates bile excretory function in isolated rat hepatocyte couplets. Gastroenterology 1995, 109: 1600-1611. PMID: 7557144, DOI: 10.1016/0016-5085(95)90649-5.Peer-Reviewed Original ResearchConceptsInsertion of vesiclesTranslocation of vesiclesMembrane transport activityVesicle trafficApical domainIsolated rat hepatocyte coupletsAcid transportersTransport activityNocodazoleRat hepatocyte coupletsVesiclesIndependent mechanismsEpithelial cellsBile acid transporterSite of residenceHepatocyte coupletsTransportersCanalicular membraneRat hepatocytesImmunocytochemical localizationCyclic monophosphateAdenosine triphosphataseBile excretory function
1993
Effect of ursodeoxycholic acid on intracellular pH regulation in isolated rat bile duct epithelial cells
Alvaro D, Mennone A, Boyer J. Effect of ursodeoxycholic acid on intracellular pH regulation in isolated rat bile duct epithelial cells. American Journal Of Physiology 1993, 265: g783-g791. PMID: 8238362, DOI: 10.1152/ajpgi.1993.265.4.g783.Peer-Reviewed Original ResearchConceptsBile duct epithelial cellsUrsodeoxycholic acidDuct epithelial cellsBDE cellsHCO3- excretionEffect of UDCAEpithelial cellsHCO3- exchangeCholic acidKrebs-Ringer bicarbonateUDCA infusionUDCA withdrawalRat bile duct epithelial cellsKRB mediumHCO3- symportNormal rat liverIntracellular pH regulationHCO3- secretionSodium tauroursodeoxycholateSecondary activationBasal levelsPresence of HCO3TauroursodeoxycholateRat liverHypercholeresisEffect of secretion on intracellular pH regulation in isolated rat bile duct epithelial cells.
Alvaro D, Cho W, Mennone A, Boyer J. Effect of secretion on intracellular pH regulation in isolated rat bile duct epithelial cells. Journal Of Clinical Investigation 1993, 92: 1314-1325. PMID: 8397224, PMCID: PMC288273, DOI: 10.1172/jci116705.Peer-Reviewed Original ResearchConceptsBile duct epithelial cellsDuct epithelial cellsCl-/HCO3Cell depolarizationEpithelial cellsEffect of secretinCl- channel blockerEffects of secretionsCl removalCl- channel activationRat bile duct epithelial cellsKRB mediumMaximal rateRegulation of intracellularBicarbonate secretionNormal rat liverIntracellular pH regulationMM DIDSHCO3- excretionAcid loadBDE cellsSecretinMicrofluorimetric methodRat liverHCO3- influx
1989
Inward-rectifying potassium channels in rat hepatocytes
Henderson R, Graf J, Boyer J. Inward-rectifying potassium channels in rat hepatocytes. American Journal Of Physiology 1989, 256: g1028-g1035. PMID: 2735409, DOI: 10.1152/ajpgi.1989.256.6.g1028.Peer-Reviewed Original ResearchConceptsRenal epithelial cellsRat hepatocytesWhole-cell conductanceWhole-cell experimentsSingle-channel recordingsEpithelial cellsPotassium channelsHigh intracellularFunctional heterogeneityOpen probabilityIsolated rat hepatocytesCellsWhole-cell modeInward rectificationMarked similarityStrong inward rectificationCell conductanceHepatocytesConductanceCalcium dependencePatch-clamp techniqueCurrent-voltage relationshipInward conductanceSpeciesCell experiments