2017
The Cholangiocyte Adenosine‐IL-6 Axis Regulates Survival During Biliary Cirrhosis
Lavoie EG, Fausther M, Goree JR, Dranoff JA. The Cholangiocyte Adenosine‐IL-6 Axis Regulates Survival During Biliary Cirrhosis. Gene Expression 2017, 17: 327-340. PMID: 28893353, PMCID: PMC5885153, DOI: 10.3727/105221617x15042723767876.Peer-Reviewed Original ResearchConceptsBile duct ligationIL-6 releaseExogenous IL-6Common bile duct ligationBiliary cirrhosisIL-6Duct ligationInjury responseIL-6 mRNA expressionIL-6 upregulationIL-6 secretionA2B adenosine receptorsLiver cell typesA2BAR activationBile infarctsInflammatory cellsCirrhosisEpithelial responseH69 cellsIntracellular Ca2Adenosine receptorsExtracellular adenosineInduces releaseMRNA expressionRegulates Survival
2009
Transcriptional regulation of IL-6 in bile duct epithelia by extracellular ATP
Yu J, Sheung N, Soliman EM, Spirli C, Dranoff JA. Transcriptional regulation of IL-6 in bile duct epithelia by extracellular ATP. AJP Gastrointestinal And Liver Physiology 2009, 296: g563-g571. PMID: 19136380, PMCID: PMC2660176, DOI: 10.1152/ajpgi.90502.2008.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateAnimalsAntibodiesBile DuctsCalciumCalcium SignalingCell Line, TransformedCell Line, TumorCyclic AMPEpithelial CellsExtracellular SpaceFibroblastsHumansImmunoblottingInterleukin-6MaleMutagenesis, Site-DirectedPromoter Regions, GeneticRatsRats, Sprague-DawleyReceptors, Purinergic P2Response ElementsRNA, MessengerSignal TransductionTranscriptional ActivationConceptsBile duct epitheliumIL-6IL-6 transcriptionDuct epitheliumLiver injuryCAMP response elementP2Y11 receptorInflammatory cytokines IL-6Extracellular ATPIL-6 upregulationUse of agonistsRat bile duct epitheliaCytokines IL-6IL-6 releaseIL-6 promoter activityIL-6 mRNAExtracellular ATP actsCalcium agonistP2Y receptorsPharmacological profileHepatic responseCalcium-dependent fashionExtracellular nucleotidesCytosolic calciumPurinergic signals
2005
Portal Fibroblasts Regulate the Proliferation of Bile Duct Epithelia via Expression of NTPDase2*
Jhandier MN, Kruglov EA, Lavoie É, Sévigny J, Dranoff JA. Portal Fibroblasts Regulate the Proliferation of Bile Duct Epithelia via Expression of NTPDase2*. Journal Of Biological Chemistry 2005, 280: 22986-22992. PMID: 15799977, DOI: 10.1074/jbc.m412371200.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphatasesAnimalsBile DuctsBromodeoxyuridineCell ProliferationCholangiocarcinomaCholestasisCoculture TechniquesDNA, ComplementaryEpithelial CellsFibroblastsHumansLiverMaleMicroscopy, ConfocalMicroscopy, FluorescenceModels, BiologicalRatsRats, Sprague-DawleyReverse Transcriptase Polymerase Chain ReactionRNA, Small InterferingSignal TransductionTransfectionConceptsBile ductular proliferationExpression of NTPDase2Portal fibroblastsDuctular proliferationBile duct epitheliumNTPDase2 expressionMz-ChA-1 cellsPortal myofibroblastsP2Y receptorsDuct epitheliumBile duct-ligated ratsCell proliferationDuct-ligated ratsReal-time reverse transcription PCRQuantitative real-time reverse transcription PCRHuman cholangiocarcinoma cellsNovel co-culture modelMz-ChA-1 human cholangiocarcinoma cellsNucleotidase apyraseP2Y activationCo-culture modelObstructive cholestasisReverse transcription-PCRPathologic alterationsEpithelial proliferation
2001
Polarized expression and function of P2Y ATP receptors in rat bile duct epithelia
Dranoff J, Masyuk A, Kruglov E, LaRusso N, Nathanson M. Polarized expression and function of P2Y ATP receptors in rat bile duct epithelia. AJP Gastrointestinal And Liver Physiology 2001, 281: g1059-g1067. PMID: 11557527, DOI: 10.1152/ajpgi.2001.281.4.g1059.Peer-Reviewed Original ResearchConceptsP2Y receptor subtypesP2Y receptorsReceptor subtypesIntrahepatic bile duct unitsATP receptorsBile duct epitheliumMultiple P2Y receptor subtypesRat bile duct epitheliaBile duct unitsImportant regulatorLuminal ATPLuminal perfusionMolecular subtypesBile secretionDuct epitheliumBasolateral additionExtracellular nucleotidesDuctular secretionSubtypesCytosolic Ca2Duct unitsRT-PCRCholangiocytesReceptorsSecretion
1998
Stimulation of bile duct epithelial secretion by glybenclamide in normal and cholestatic rat liver.
Nathanson MH, Burgstahler AD, Mennone A, Dranoff JA, Rios-Velez L. Stimulation of bile duct epithelial secretion by glybenclamide in normal and cholestatic rat liver. Journal Of Clinical Investigation 1998, 101: 2665-2676. PMID: 9637700, PMCID: PMC508857, DOI: 10.1172/jci2835.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBileBile DuctsBiological TransportCholestasisEpithelial CellsGlyburideHypoglycemic AgentsLiverMaleRatsRats, Sprague-DawleyConceptsBile duct epitheliumBicarbonate excretionBile flowDuct epitheliumImportant new therapeutic targetStimulatory effectBile duct segmentsBile duct cellsRat liverNew therapeutic targetsCardinal complicationLiver diseaseCholestatic disordersSecond messenger systemsCholestatic rat liverTherapeutic targetMeasurement of cAMPGlybenclamideEpithelial secretionDuct cellsDuct segmentsHepatocyte coupletsLiverExcretionEpithelium