2000
Pathophysiology of the intrahepatic biliary epithelium
Strazzabosco M, Spirlì C, Okolicsanyi L. Pathophysiology of the intrahepatic biliary epithelium. Journal Of Gastroenterology And Hepatology 2000, 15: 244-253. PMID: 10764023, DOI: 10.1046/j.1440-1746.2000.02091.x.Peer-Reviewed Original ResearchConceptsIntrahepatic biliary epitheliumBiliary epitheliumIntrahepatic bile duct epitheliumChronic cholestatic disorderBile duct epitheliumCholangiocyte functionBasic disease mechanismsPortal inflammationBiliary atresiaGastrointestinal hormonesCholestatic disordersPathophysiological pointBiliary treeCholangiocyte pathophysiologyImmune regulationPharmacological approachesNormal epitheliumCholangiocyte proliferationCholangiopathyDuct epitheliumInfectious agentsImportant causeBile acidsCystic fibrosisImmunoglobulin A.
1998
Purinergic regulation of acid/base transport in human and rat biliary epithelial cell lines
Zsembery Á, Spirlì C, Granato A, LaRusso N, Okolicsanyi L, Crepaldi G, Strazzabosco M. Purinergic regulation of acid/base transport in human and rat biliary epithelial cell lines. Hepatology 1998, 28: 914-920. PMID: 9755225, DOI: 10.1002/hep.510280403.Peer-Reviewed Original ResearchConceptsCholangiocyte cell lineNHE activityPurinergic agonistsBiliary epithelial cell lineExtracellular ATPCell linesIntracellular cyclic adenosine monophosphate (cAMP) concentrationsBiliary HCO3- secretionRat cholangiocyte cell lineCyclic adenosine monophosphate concentrationsAdenosine receptor agonistsBiliary epithelial cellsMz-ChA-1 cellsAdenosine monophosphate concentrationsSynergistic stimulatory effectApical administrationEpithelial cell lineReceptor agonistP2Y2 receptorPurinergic receptorsBile volumePharmacological profileApical Cl- channelsBasolateral administrationHCO3- secretion
1996
Regulation of intracellular pH in the hepatocyte Mechanisms and physiological implications
Strazzabosco M, Boyer J. Regulation of intracellular pH in the hepatocyte Mechanisms and physiological implications. Journal Of Hepatology 1996, 24: 631-644. PMID: 8773922, DOI: 10.1016/s0168-8278(96)80153-x.Peer-Reviewed Original ResearchElectrolyte transport in bile ductular epithelial cells.
Strazzabosco M, Zsembery A, Fabris L. Electrolyte transport in bile ductular epithelial cells. Journal Of Hepatology 1996, 24 Suppl 1: 78-87. PMID: 8926371.Peer-Reviewed Original Research
1994
Effect of ursodeoxycholic acid on intracellular pH in a bile duct epithelium‐like cell line
Strazzabosco M, Poci C, Spirlí C, Sartori L, Knuth A, Crepaldi G. Effect of ursodeoxycholic acid on intracellular pH in a bile duct epithelium‐like cell line. Hepatology 1994, 19: 145-154. PMID: 8276351, DOI: 10.1002/hep.1840190124.Peer-Reviewed Original ResearchConceptsUrsodeoxycholic acidDuct epitheliumUnconjugated ursodeoxycholic acidSK-ChA-1 cellsBile duct epitheliumSK-ChA-1Acid-induced increaseFluorescent indicator 2Human cholangiocarcinoma cell linesCell linesIntracellular pH regulatory mechanismsCholangiocarcinoma cell linesCl/HCO3 exchangePreincubation of cellsAbsence of HCO3Furosemide administrationPH regulatory mechanismsAcid/base transportersDuct levelUDCAHCO3- exchange
1993
Intracellular alkalinization stimulates bile flow and vesicular-mediated exocytosis in IPRL
Bruck R, Benedetti A, Strazzabosco M, Boyer J. Intracellular alkalinization stimulates bile flow and vesicular-mediated exocytosis in IPRL. American Journal Of Physiology 1993, 265: g347-g353. PMID: 8368316, DOI: 10.1152/ajpgi.1993.265.2.g347.Peer-Reviewed Original ResearchMeSH Keywords4-Acetamido-4'-isothiocyanatostilbene-2,2'-disulfonic Acid4,4'-Diisothiocyanostilbene-2,2'-Disulfonic AcidAlkaliesAnimalsAnionsBariumBicarbonatesBileBiological TransportColchicineExocytosisHorseradish PeroxidaseHydrogen-Ion ConcentrationIn Vitro TechniquesIntracellular MembranesLiverMalePotassium ChannelsRatsRats, Sprague-DawleyConceptsBiliary HCO3- excretionBile flowHCO3- excretionIntracellular alkalinizationHCO3- exchangerAcute alkaline loadVesicle-mediated exocytosisBiliary excretionTransient increasePH recoveryAlkaline loadMembrane depolarizationRat liverChannel blocker BaCl2Intact liverLiverAlkalinizationMM NH4ClHCO3- concentrationDisulfonic acidDIDSRat hepatocytesColchicinePretreatmentExocytosis