1999
Hepatic sequestration and modulation of the canalicular transport of the organic cation, daunorubicin, in the rat
Hayes J, Soroka C, Rios‐Velez L, Boyer J. Hepatic sequestration and modulation of the canalicular transport of the organic cation, daunorubicin, in the rat. Hepatology 1999, 29: 483-493. PMID: 9918926, DOI: 10.1002/hep.510290216.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnti-Bacterial AgentsAntineoplastic AgentsATP Binding Cassette Transporter, Subfamily B, Member 1BileBile CanaliculiBiological TransportBucladesineCationsChloroquineDaunorubicinKineticsLiverMacrolidesMaleMitochondrial ProteinsNocodazoleRatsRats, WistarRibosomal ProteinsSaccharomyces cerevisiae ProteinsTaurocholic AcidVerapamilConceptsBiliary excretionCoadministration of verapamilInhibitors of MDR1Rat hepatocyte coupletsBiliary recoveryDose administeredHepatic sequestrationTR- mutant ratsTherapeutic agentsExcretionDaunorubicinPericanalicular regionHepatocyte coupletsCanalicular transportRat liverBafilomycin ATaurocholateRatsIPRLIntracellular acidic compartmentsCellular localizationMicrotubule destabilizerConfocal microscopyIRHCPattern of distribution
1998
Cyclic AMP stimulates sorting of the canalicular organic anion transporter (Mrp2/cMoat) to the apical domain in hepatocyte couplets
Roelofsen H, Soroka C, Keppler D, Boyer J. Cyclic AMP stimulates sorting of the canalicular organic anion transporter (Mrp2/cMoat) to the apical domain in hepatocyte couplets. Journal Of Cell Science 1998, 111: 1137-1145. PMID: 9512509, DOI: 10.1242/jcs.111.8.1137.Peer-Reviewed Original ResearchConceptsTransport proteinsApical membraneApical domainTransporter-containing vesiclesMultidrug resistance protein 2Protein 2Cell-cell contactMicrotubule-dependent fashionBasolateral plasma membraneApical proteinsEffect of cAMPVesicle trafficAnion transportersSecretory polarityOrganic anion transportersPlasma membraneCanalicular membraneAnion transport capacityTransport activityApical excretionApical poleCanalicular organic anion transportMultispecific organic anion transporterAmphiphilic organic anionsTransport function
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 functionIsolation of small polarized bile duct units.
Mennone A, Alvaro D, Cho W, Boyer J. Isolation of small polarized bile duct units. Proceedings Of The National Academy Of Sciences Of The United States Of America 1995, 92: 6527-6531. PMID: 7541542, PMCID: PMC41551, DOI: 10.1073/pnas.92.14.6527.Peer-Reviewed Original ResearchMeSH Keywords1-Methyl-3-isobutylxanthine4,4'-Diisothiocyanostilbene-2,2'-Disulfonic AcidAnimalsBicarbonatesBile DuctsBucladesineChloridesCholestasisColforsinFluoresceinsGluconatesHydrogen-Ion ConcentrationKineticsLiverMaleMicroscopy, ElectronMicroscopy, VideoRatsRats, Sprague-DawleySecretinTime FactorsConceptsBile duct unitsInterlobular bile ductsBile ductDuct unitsSmall interlobular bile ductsBile duct syndromeBile duct segmentsCholestatic liver disordersCl-/HCO3- exchange activityRat liverLiver disordersPrimary siteForskolin administrationMicroM forskolinDextran 40Duct segmentsDibutyryl cAMPUseful preparationLiverSecretionForskolinImaging techniquesDuctLuminal spaceSyndrome
1994
Regulation of activity and apical targeting of the Cl-/HCO3- exchanger in rat hepatocytes.
Benedetti A, Strazzabosco M, Ng O, Boyer J. Regulation of activity and apical targeting of the Cl-/HCO3- exchanger in rat hepatocytes. Proceedings Of The National Academy Of Sciences Of The United States Of America 1994, 91: 792-796. PMID: 8290601, PMCID: PMC43035, DOI: 10.1073/pnas.91.2.792.Peer-Reviewed Original ResearchConceptsApical targetingExchange activityRegulation of activityMembrane localizationCl-/HCO3Dibutyryl cAMPProtein kinase C agonistsRat hepatocytesProtein kinase C agonist phorbolEcto-ATPaseConfocal microscopyCanalicular domainC agonistsProteinVesiclesTargetingCanalicular localizationLocalizationCAMPHepatocyte coupletsHepatocytesActivityRegulationPhorbolColchicine
1993
Effect 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
1990
DBcAMP stimulates vesicle transport and HRP excretion in isolated perfused rat liver
Hayakawa T, Bruck R, Ng O, Boyer J. DBcAMP stimulates vesicle transport and HRP excretion in isolated perfused rat liver. American Journal Of Physiology 1990, 259: g727-g735. PMID: 2173414, DOI: 10.1152/ajpgi.1990.259.5.g727.Peer-Reviewed Original ResearchConceptsBiliary excretionBile acidsBile acid excretionLiver 1Effects of adenosineRat liverElectron microscopic morphometric analysisTranscytotic vesicle pathwayLate peakHRP excretionHorseradish peroxidaseMin infusionBile flowExcretory functionAcid excretionO-dibutyryl cAMPPrimary hepatocyte culturesExcretionLiverDbcAMPCyclic monophosphateInfusionPericanalicular area
1984
Pardaxin increases solute permeability of gills and rectal gland in the dogfish shark (Squalus acanthias)
Primor N, Zadunaisky J, Murdaugh H, Boyer J, Forrest J. Pardaxin increases solute permeability of gills and rectal gland in the dogfish shark (Squalus acanthias). Comparative Biochemistry And Physiology Part C Toxicology & Pharmacology 1984, 78: 483-490. PMID: 6149101, DOI: 10.1016/0742-8413(84)90119-1.Peer-Reviewed Original Research