2015
Nuclear Factor, Erythroid 2-Like 2 Regulates Expression of Type 3 Inositol 1,4,5-Trisphosphate Receptor and Calcium Signaling in Cholangiocytes
Weerachayaphorn J, Amaya MJ, Spirli C, Chansela P, Mitchell-Richards KA, Ananthanarayanan M, Nathanson MH. Nuclear Factor, Erythroid 2-Like 2 Regulates Expression of Type 3 Inositol 1,4,5-Trisphosphate Receptor and Calcium Signaling in Cholangiocytes. Gastroenterology 2015, 149: 211-222.e10. PMID: 25796361, PMCID: PMC4478166, DOI: 10.1053/j.gastro.2015.03.014.Peer-Reviewed Original ResearchConceptsBile ductBile duct unitsCholestatic disordersOxidative stressCalcium signalingNuclear factorMouse cholangiocytesDuct unitsReduced calcium signalingIntrahepatic bile ductsLevels of Nrf2Cholangiocyte cellsKnockdown of Nrf2Activation of Nrf2Intracellular calcium release channelsTranscription factor Nrf2Binding of Nrf2Calcium release channelPolymerase chain reaction analysisBiliary diseaseTrisphosphate receptorControl ratsLiver disordersBicarbonate secretionChain reaction analysis
2014
Post-translational Regulation of the Type III Inositol 1,4,5-Trisphosphate Receptor by miRNA-506*
Ananthanarayanan M, Banales JM, Guerra MT, Spirli C, Munoz-Garrido P, Mitchell-Richards K, Tafur D, Saez E, Nathanson MH. Post-translational Regulation of the Type III Inositol 1,4,5-Trisphosphate Receptor by miRNA-506*. Journal Of Biological Chemistry 2014, 290: 184-196. PMID: 25378392, PMCID: PMC4281721, DOI: 10.1074/jbc.m114.587030.Peer-Reviewed Original ResearchConceptsReporter activityMiR-506Trisphosphate receptorPost-translational regulationMiR-506 mimicsCell linesMiR-506 inhibitorEpigenetic regulationMiRNA regulationType III inositolFibrotic signatureMiR-506 expressionType III isoformCholangiocyte cell lineHEK293 cellsSitu hybridizationProtein levelsControl cellsInsP3R3H69 cellsRegulationSignalingExpressionCellsInositol
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-PCRCholangiocytesReceptorsSecretionBile duct epithelia regulate biliary bicarbonate excretion in normal rat liver
Hirata K, Nathanson M. Bile duct epithelia regulate biliary bicarbonate excretion in normal rat liver. Gastroenterology 2001, 121: 396-406. PMID: 11487549, DOI: 10.1053/gast.2001.26280.Peer-Reviewed Original ResearchMeSH Keywords4,4'-Diisothiocyanostilbene-2,2'-Disulfonic AcidAcetylcholineAngiogenesis InhibitorsAnimalsAnti-Inflammatory Agents, Non-SteroidalBicarbonatesBileBile DuctsBiological TransportCalciumCyclic AMPCyclosporineDose-Response Relationship, DrugEnzyme InhibitorsEpithelial CellsGlucagonHepatic ArteryHepatic VeinsIn Vitro TechniquesLiverMaleNitrobenzoatesOrtho-AminobenzoatesRatsRats, Sprague-DawleySecretinVasoconstrictor AgentsVasodilator AgentsVasopressinsConceptsBiliary bicarbonate excretionEffect of secretinBicarbonate excretionHepatic arteryBiliary bicarbonateNormal rat liverDiphenylamine-2-carboxylic acidBile ductPortal veinRat liverEffects of acetylcholineBile duct epitheliumDose-dependent fashionFormation of bileBile flowBlood supplyBicarbonate exchangeDuct epitheliumAcetylcholineArteryAbstractTextExcretionCyclosporin A.LiverCholangiocytes
1998
Novel paracrine signaling mechanism in the ocular ciliary epithelium
Hirata K, Nathanson M, Sears M. Novel paracrine signaling mechanism in the ocular ciliary epithelium. Proceedings Of The National Academy Of Sciences Of The United States Of America 1998, 95: 8381-8386. PMID: 9653195, PMCID: PMC20984, DOI: 10.1073/pnas.95.14.8381.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCalciumCiliary BodyEpithelial CellsMaleMicroscopy, ConfocalParacrine CommunicationRabbitsConceptsNonpigmented cell layerCiliary epithelial bilayerAlpha1-adrenergic antagonist prazosinBeta-adrenergic antagonist propranololPigmented cell layerGap junction blocker octanolBeta-adrenergic agonist isoproterenolCell layerEpithelial bilayerEndogenous adenylyl cyclaseGap junctionsCell spreadOcular ciliary epitheliumAntagonist prazosinAqueous humor secretionAntagonist propranololCiliary bodyAgonist isoproterenolParacrine pathwaysAdrenergic stimulationNovel paracrineCytosolic Ca2Lucifer YellowCiliary epitheliumAdenylyl cyclase
1994
Cellular and subcellular calcium signaling in gastrointestinal epithelium
Nathanson M. Cellular and subcellular calcium signaling in gastrointestinal epithelium. Gastroenterology 1994, 106: 1349-1364. PMID: 8174894, DOI: 10.1016/0016-5085(94)90030-2.Peer-Reviewed Original ResearchMeSH KeywordsCalciumCell CommunicationDigestive SystemDigestive System Physiological PhenomenaEpithelial CellsEpitheliumHumansSignal TransductionConceptsCell typesCritical second messengerEpithelial cell typesEpithelial cellsIndividual epithelial cellsPolarized epitheliumSecond messengerMechanism of Ca2Polarized structureGastrointestinal tractProlonged elevationGastrointestinal epitheliumCell populationsSubcellular calciumSubcellular Ca2Cytosolic Ca2Digestive systemCellsFurther levelCa2EpitheliumSuch signalsSignalingMessengerPancreas