2023
Human vascularized bile duct-on-a chip: a multi-cellular micro-physiological system for studying cholestatic liver disease
Du Y, de Jong I, Gupta K, Waisbourd-Zinman O, Har-Zahav A, Soroka C, Boyer J, Llewellyn J, Liu C, Naji A, Polacheck W, Wells R. Human vascularized bile duct-on-a chip: a multi-cellular micro-physiological system for studying cholestatic liver disease. Biofabrication 2023, 16: 015004. PMID: 37820623, PMCID: PMC10587873, DOI: 10.1088/1758-5090/ad0261.Peer-Reviewed Original ResearchConceptsCholestatic liver diseasePrimary sclerosing cholangitisLiver diseaseBile ductBile duct tissuesDuct tissuePeripheral blood mononuclear cellsEndothelial cellsBlood mononuclear cellsNormal bile duct tissuesHuman vascular endothelial cellsVascular endothelial cellsPSC patientsSclerosing cholangitisIL-17ATh17 cellsMononuclear cellsVascular channelsBiliary organoidsCholangiocyte organoidsBlood vesselsCholangiocytesDiseaseFlow of bloodTight junctionsUnique DUOX2+ACE2+ small cholangiocytes are pathogenic targets for primary biliary cholangitis
Li X, Li Y, Xiao J, Wang H, Guo Y, Mao X, Shi P, Hou Y, Zhang X, Zhao N, Zheng M, He Y, Ding J, Tan Y, Liao M, Li L, Peng Y, Li X, Pan Q, Xie Q, Li Q, Li J, Li Y, Chen Z, Huang Y, Assis D, Cai S, Boyer J, Huang X, Tang C, Liu X, Peng S, Chai J. Unique DUOX2+ACE2+ small cholangiocytes are pathogenic targets for primary biliary cholangitis. Nature Communications 2023, 14: 29. PMID: 36759512, PMCID: PMC9911648, DOI: 10.1038/s41467-022-34606-w.Peer-Reviewed Original ResearchConceptsPrimary biliary cholangitisPrimary biliary cholangitis patientsBiliary cholangitisEtiology of primary biliary cholangitisScRNA-seqPathogenic targetsSeverity of diseaseSingle-cell RNA sequencingAMA-M2PBC patientsAutoantibody levelsPolymeric immunoglobulin receptorMemory BMultiplex immunofluorescenceCholangiocyte injuryPlasma cellsAutoimmune diseasesRNAscope analysisCholangiocytesImmunoglobulin receptorBile formationPatientsTherapeutic interventionsMultiplexed IFRNA sequencing
1999
Characterization of ion transport mechanisms involved in bombesin-stimulated biliary secretion in rat cholangiocytes
Cho W, Boyer J. Characterization of ion transport mechanisms involved in bombesin-stimulated biliary secretion in rat cholangiocytes. Journal Of Hepatology 1999, 30: 1045-1051. PMID: 10406182, DOI: 10.1016/s0168-8278(99)80258-x.Peer-Reviewed Original ResearchMeSH Keywords4,4'-Diisothiocyanostilbene-2,2'-Disulfonic AcidAcetazolamideAnimalsBarium CompoundsBileBile DuctsBombesinCarbonic Anhydrase InhibitorsChloride ChannelsChloridesIn Vitro TechniquesIon TransportMaleMicroscopy, VideoNitrobenzoatesPotassium ChannelsRatsRats, Sprague-DawleyTetraethylammonium
1998
Intracellular pH regulation in bombesin-stimulated secretion in isolated bile duct units from rat liver
Cho W, Mennone A, Boyer J. Intracellular pH regulation in bombesin-stimulated secretion in isolated bile duct units from rat liver. American Journal Of Physiology 1998, 275: g1028-g1036. PMID: 9815033, DOI: 10.1152/ajpgi.1998.275.5.g1028.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntiportersBicarbonatesBile Ducts, IntrahepaticBombesinCarrier ProteinsChloride-Bicarbonate AntiportersChloridesFluoresceinsFluorescent DyesHEPESHydrogen-Ion ConcentrationIn Vitro TechniquesMaleModels, BiologicalRatsRats, Sprague-DawleySodiumSodium-Bicarbonate SymportersSodium-Hydrogen ExchangersConceptsHCO-3 secretionBile duct unitsDuct unitsAcid-extruding mechanismsEffect of bombesinRat liverCl-/HCOBombesin-stimulated secretionRegulation of intracellularBiliary secretionNormal rat liverBombesinCholangiocytesSecretionUnderlying mechanismLiverBasalPH regulationCounterregulatoryNeuropeptidesExchange activityActivity