2023
Mitochondrial DNA and the STING pathway are required for hepatic stellate cell activation
Arumugam S, Li B, Boodapati S, Nathanson M, Sun B, Ouyang X, Mehal W. Mitochondrial DNA and the STING pathway are required for hepatic stellate cell activation. Hepatology 2023, 78: 1448-1461. PMID: 37013923, PMCID: PMC10804318, DOI: 10.1097/hep.0000000000000388.Peer-Reviewed Original ResearchConceptsVoltage-dependent anion channelBioenergetic capacityMitochondrial DNATranscriptional upregulationCyclic GMP-AMP synthaseGMP-AMP synthaseTranscriptional regulationBioenergetic organellesFunctional mitochondriaMitochondrial membraneExternal mitochondrial membraneAnabolic pathwaysMitochondrial massAnion channelInterferon genesHSC transdifferentiationSubsequent activationCGAS-STINGTransdifferentiationIRF3 pathwayPathwaySTING pathwayGenesMitochondriaQuiescent HSCs
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 cellsRegulationSignalingExpressionCellsInositolEvaluation of Barrett Esophagus by Multiphoton Microscopy
Wong S, Nathanson M, Chen J, Jain D. Evaluation of Barrett Esophagus by Multiphoton Microscopy. Archives Of Pathology & Laboratory Medicine 2014, 138: 204-12. PMID: 24476518, PMCID: PMC4089503, DOI: 10.5858/arpa.2012-0675-oa.Peer-Reviewed Original ResearchMeSH KeywordsAdenine NucleotidesBarrett EsophagusBiopsyCardiaConnecticutEndoscopy, GastrointestinalEsophagogastric JunctionEsophagusGastric FundusGastric MucosaGoblet CellsHospitals, UniversityHumansLasersMaterials TestingMetaplasiaMicroscopy, Fluorescence, MultiphotonMucous MembranePoint-of-Care SystemsSpectroscopy, Near-InfraredConceptsDiagnosis of BEBarrett's esophagusGastroesophageal junctionGoblet cellsColumnar mucosaSquamous mucosaBiopsy specimensNormal esophageal squamous mucosaMPM imagingEndoscopy suiteIntestinal-type columnar epitheliumCardia-type mucosaRoutine upper endoscopyTissue blocksSurveillance of patientsRoutine histopathologic examinationNormal squamous mucosaType of mucosaEsophageal squamous mucosaFresh biopsy specimensMPM imagesSquamous epithelial cellsGastric fundic mucosaMultiphoton microscopyUpper endoscopy
2007
c-Met Must Translocate to the Nucleus to Initiate Calcium Signals* ♦
Gomes DA, Rodrigues MA, Leite MF, Gomez MV, Varnai P, Balla T, Bennett AM, Nathanson MH. c-Met Must Translocate to the Nucleus to Initiate Calcium Signals* ♦. Journal Of Biological Chemistry 2007, 283: 4344-4351. PMID: 18073207, PMCID: PMC2825875, DOI: 10.1074/jbc.m706550200.Peer-Reviewed Original ResearchConceptsHepatocyte growth factorC-MetAdaptor protein Gab1Protein Gab1C-Met signalingImportin beta1Plasma membraneReceptor c-MetBisphosphate hydrolysisCell proliferationCalcium signalsPathwayTrisphosphate formationGrowth factorCytoplasmTranslocationNucleusGab1PhosphatidylinositolSignalingInositolDifferentiationProliferationMembraneBeta1
2006
Hormonal Regulation of Nuclear Permeability* ♦
O'Brien EM, Gomes DA, Sehgal S, Nathanson MH. Hormonal Regulation of Nuclear Permeability* ♦. Journal Of Biological Chemistry 2006, 282: 4210-4217. PMID: 17158097, PMCID: PMC2835336, DOI: 10.1074/jbc.m606300200.Peer-Reviewed Original ResearchConceptsProtein kinase CNuclear permeabilityGene transcriptionNuclear envelopeSecond messengerKinase CPhotoactivatable green fluorescent proteinCertain G protein-coupled receptorsG protein-coupled receptorsActivate protein kinase CCytosolic Ca2Protein-coupled receptorsGreen fluorescent proteinTargeting sequenceTranscription factorsRegulatory moleculesNuclear membraneFluorescent proteinPassage of moleculesIntranuclear eventsNovel mechanismShort-term regulationHormonal regulationTranscriptionRegulation
2003
Regulation of calcium signals in the nucleus by a nucleoplasmic reticulum
Echevarría W, Leite MF, Guerra MT, Zipfel WR, Nathanson MH. Regulation of calcium signals in the nucleus by a nucleoplasmic reticulum. Nature Cell Biology 2003, 5: 440-446. PMID: 12717445, PMCID: PMC3572851, DOI: 10.1038/ncb980.Peer-Reviewed Original ResearchMeSH KeywordsActive Transport, Cell NucleusCalciumCalcium ChannelsCalcium SignalingCell MembraneCell Nucleus StructuresCytosolEndoplasmic ReticulumEukaryotic CellsHumansInositol 1,4,5-TrisphosphateInositol 1,4,5-Trisphosphate ReceptorsMicroscopy, ConfocalNuclear EnvelopePhotochemistryProtein Kinase CProtein TransportReceptors, Cytoplasmic and NuclearTumor Cells, CulturedConceptsProtein kinase CNucleoplasmic reticulumCalcium signalsNuclear envelopeNuclear protein kinase CNuclear calcium signalsCytosolic protein kinase CGene transcriptionInduces translocationNuclear calcium storesPlasma membraneCytosolic calcium signalsSubnuclear regionsEndoplasmic reticulumSecond messengerKinase CTrisphosphate receptorCell growthReticulumNuclear componentsReticular networkPotential mechanismsCalcium storesRelease of calciumNucleusNuclear and cytosolic calcium are regulated independently
Leite MF, Thrower EC, Echevarria W, Koulen P, Hirata K, Bennett AM, Ehrlich BE, Nathanson MH. Nuclear and cytosolic calcium are regulated independently. Proceedings Of The National Academy Of Sciences Of The United States Of America 2003, 100: 2975-2980. PMID: 12606721, PMCID: PMC151451, DOI: 10.1073/pnas.0536590100.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateCalciumCalcium ChannelsCell LineCell MembraneCell NucleusCytosolDose-Response Relationship, DrugEndoplasmic ReticulumHumansImmunoblottingImmunohistochemistryInositol 1,4,5-Trisphosphate ReceptorsLipid BilayersMicroscopy, ConfocalProtein IsoformsReceptors, Cytoplasmic and NuclearSignal TransductionTime FactorsConceptsEndoplasmic reticulumImportant cellular processesType II isoformCellular processesCellular compartmentsGene transcriptionEnriched expressionNuclear calciumTrisphosphate receptorIndependent regulationCytosolLiver cell lineCell linesHepG2 liver cell lineSubcellular mechanismsReticulumNucleus resultsDependent processesCytosolic calciumNucleusTranscriptionType ISignalingIsoformsSimilar extent
2000
It's swell to have ATP in the liver
Dranoff J, Nathanson M. It's swell to have ATP in the liver. Journal Of Hepatology 2000, 33: 323-325. PMID: 10952251, DOI: 10.1016/s0168-8278(00)80374-8.Peer-Reviewed Original Research
1999
Short‐term regulation of bile acid uptake by microfilament‐dependent translocation of rat ntcp to the plasma membrane
Dranoff J, McClure M, Burgstahler A, Denson L, Crawford A, Crawford J, Karpen S, Nathanson M. Short‐term regulation of bile acid uptake by microfilament‐dependent translocation of rat ntcp to the plasma membrane. Hepatology 1999, 30: 223-229. PMID: 10385660, DOI: 10.1002/hep.510300136.Peer-Reviewed Original ResearchMeSH KeywordsActin CytoskeletonAnimalsBase SequenceBile Acids and SaltsBiological TransportCarcinoma, HepatocellularCarrier ProteinsCell MembraneCyclic AMPCytochalasin DGreen Fluorescent ProteinsHumansKineticsLiver NeoplasmsLuminescent ProteinsMembrane Transport ProteinsModels, MolecularMolecular Sequence DataOpen Reading FramesOrganic Anion Transporters, Sodium-DependentProtein Structure, SecondaryRatsRecombinant Fusion ProteinsSymportersTaurocholic AcidTransfectionTritiumTumor Cells, CulturedConceptsPlasma membraneGreen fluorescence proteinGFP fluorescenceNTCP-GFPPlasma membrane fluorescenceMembrane fluorescenceRat NtcpInhibitor of microfilamentsSecond messenger adenosinePrimary transporterFluorescence proteinNocodazole removalCytochalasin DTransporter activityShort-term regulationAcid uptakeConfocal video microscopyMicrotubule inhibitorsHepG2 cellsTaurocholate cotransportMembraneProteinMicrofilamentsCellsVideo microscopy
1995
Differences in laser-induced autofluorescence between adenomatous and hyperplastic polyps and normal colonic mucosa by confocal microscopy
Fiarman G, Nathanson M, Brian West A, Deckelbaum L, Kelly L, Kapadia C. Differences in laser-induced autofluorescence between adenomatous and hyperplastic polyps and normal colonic mucosa by confocal microscopy. Digestive Diseases And Sciences 1995, 40: 1261-1268. PMID: 7781444, DOI: 10.1007/bf02065535.Peer-Reviewed Original Research
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 ResearchConceptsCell typesCritical second messengerEpithelial cell typesEpithelial cellsIndividual epithelial cellsPolarized epitheliumSecond messengerMechanism of Ca2Polarized structureGastrointestinal tractProlonged elevationGastrointestinal epitheliumCell populationsSubcellular calciumSubcellular Ca2Cytosolic Ca2Digestive systemCellsFurther levelCa2EpitheliumSuch signalsSignalingMessengerPancreas
1991
Mechanisms and regulation of bile secretion
Nathanson M, Boyer J. Mechanisms and regulation of bile secretion. Hepatology 1991, 14: 551-566. PMID: 1874500, DOI: 10.1002/hep.1840140324.Peer-Reviewed Original Research
1987
Metabolism of C4 and linkage analysis in a kindred with hereditary incomplete C4 deficiency
Wisnieski J, Nathanson M, Anderson J, Davis A, Alper C, Naff G. Metabolism of C4 and linkage analysis in a kindred with hereditary incomplete C4 deficiency. Arthritis & Rheumatism 1987, 30: 919-926. PMID: 3477232, DOI: 10.1002/art.1780300812.Peer-Reviewed Original Research