2003
Cytokine-stimulated nitric oxide production inhibits adenylyl cyclase and cAMP-dependent secretion in cholangiocytes
Spirlì C, Fabris L, Duner E, Fiorotto R, Ballardini G, Roskams T, Larusso NF, Sonzogni A, Okolicsanyi L, Strazzabosco M. Cytokine-stimulated nitric oxide production inhibits adenylyl cyclase and cAMP-dependent secretion in cholangiocytes. Gastroenterology 2003, 124: 737-753. PMID: 12612912, DOI: 10.1053/gast.2003.50100.Peer-Reviewed Original ResearchMeSH KeywordsAdenylyl Cyclase InhibitorsAdenylyl CyclasesAnimalsBile DuctsBile Ducts, IntrahepaticCell LineCyclic AMPDrug SynergismGene ExpressionHumansInterferon-gammaIntracellular FluidIon TransportLiver DiseasesNitratesNitric OxideNitric Oxide DonorsNitric Oxide SynthaseNitric Oxide Synthase Type IINitritesRatsTumor Necrosis Factor-alphaConceptsPrimary sclerosing cholangitisProinflammatory cytokinesBiliary epitheliumAdenylyl cyclaseHuman chronic liver diseaseInducible nitric oxide synthaseChronic liver diseaseSecretory mechanismInhibition of ACNitric oxide synthaseTumor necrosis factorDependent fluid secretionReactive nitrogen oxide speciesCAMP-dependent secretionNOS-2 inhibitorCystic fibrosis transmembrane conductance regulatorCAMP-dependent ClDuctular cholestasisProgressive cholestasisSclerosing cholangitisLiver diseaseCholestatic effectLiver damageBile productionNOS2 induction
2001
Proinflammatory Cytokines Inhibit Secretion in Rat Bile Duct Epithelium
Spirlı̀ C, Nathanson M, Fiorotto R, Duner E, Denson L, Sanz J, Di Virgilio F, Okolicsanyi L, Casagrande F, Strazzabosco M. Proinflammatory Cytokines Inhibit Secretion in Rat Bile Duct Epithelium. Gastroenterology 2001, 121: 156-169. PMID: 11438505, DOI: 10.1053/gast.2001.25516.Peer-Reviewed Original ResearchConceptsProinflammatory cytokinesFluorescein-labeled dextranIL-1Interferon gammaCAMP-dependent fluid secretionCystic fibrosis transmembrane conductance regulatorBile duct epitheliumRat bile duct epitheliaTumor necrosis factorCyclic adenosine monophosphate levelsSecretin receptorAdenosine monophosphate levelsBile duct unitsDuctular cholestasisPortal inflammationCholestatic disordersIL-6Inflammatory cytokinesTNF-alphaBiliary epitheliumNecrosis factorCellular cyclic adenosine monophosphate (cAMP) levelsDuct epitheliumPurinergic agonistsSR expression