2001
Distinction between signaling mechanisms in lipid rafts vs. caveolae
Sowa G, Pypaert M, Sessa W. Distinction between signaling mechanisms in lipid rafts vs. caveolae. Proceedings Of The National Academy Of Sciences Of The United States Of America 2001, 98: 14072-14077. PMID: 11707586, PMCID: PMC61169, DOI: 10.1073/pnas.241409998.Peer-Reviewed Original ResearchConceptsCav-1Raft domainsLipid raftsCholesterol-rich lipid raft domainsLipid raft domainsCaveolae assemblyEndothelial nitric oxide synthaseCaveolae biogenesisAcylated proteinsSignal transductionSpatial regulationPlasma membraneNegative regulationCaveolin-1CaveolaeFirst clear exampleRaftsPhysical interactionProteinCellsRegulationENOS functionBiogenesisDomainClear exampleCan modulation of endothelial nitric oxide synthase explain the vasculoprotective actions of statins?
Sessa W. Can modulation of endothelial nitric oxide synthase explain the vasculoprotective actions of statins? Trends In Molecular Medicine 2001, 7: 189-191. PMID: 11325618, DOI: 10.1016/s1471-4914(01)01985-2.Peer-Reviewed Original ResearchConceptsEndothelial nitric oxide synthaseMainstay of therapyCoronary artery diseaseLipid-lowering effectsNitric oxide synthaseNitric oxide synthesisClass of drugsNitric oxide releaseArtery diseaseVasculoprotective actionsOxide synthaseBeneficial actionsOxide synthesisOxide releaseCellular mechanismsStatinsDrugsRecent insightsTherapyMainstayDiseaseAcidic Hydrolysis as a Mechanism for the Cleavage of the Glu298 → Asp Variant of Human Endothelial Nitric-oxide Synthase*
Fairchild T, Fulton D, Fontana J, Gratton J, McCabe T, Sessa W. Acidic Hydrolysis as a Mechanism for the Cleavage of the Glu298 → Asp Variant of Human Endothelial Nitric-oxide Synthase*. Journal Of Biological Chemistry 2001, 276: 26674-26679. PMID: 11331296, DOI: 10.1074/jbc.m103647200.Peer-Reviewed Original ResearchHeat Shock Protein 90 Mediates the Balance of Nitric Oxide and Superoxide Anion from Endothelial Nitric-oxide Synthase*
Pritchard K, Ackerman A, Gross E, Stepp D, Shi Y, Fontana J, Baker J, Sessa W. Heat Shock Protein 90 Mediates the Balance of Nitric Oxide and Superoxide Anion from Endothelial Nitric-oxide Synthase*. Journal Of Biological Chemistry 2001, 276: 17621-17624. PMID: 11278264, DOI: 10.1074/jbc.c100084200.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCalcimycinCattleCells, CulturedEndothelium, VascularHSP90 Heat-Shock ProteinsIonophoresNitric OxideNitric Oxide SynthaseNitric Oxide Synthase Type IIIConceptsEndothelial nitric oxide synthaseBovine coronary endothelial cellsNitric oxide synthaseHeat shock protein 90Shock protein 90Nitric oxidePhospho-eNOS levelsCoronary endothelial cellsProtein 90ENOS activityAssociation of hsp90Calcium ionophoreEndothelial cellsNitrite productionVascular biologySuperoxide anionAssociationPretreatmentHsp90SynthaseSphingosine 1-Phosphate Activates Akt, Nitric Oxide Production, and Chemotaxis through a GiProtein/Phosphoinositide 3-Kinase Pathway in Endothelial Cells*
Morales-Ruiz M, Lee M, Zöllner S, Gratton J, Scotland R, Shiojima I, Walsh K, Hla T, Sessa W. Sphingosine 1-Phosphate Activates Akt, Nitric Oxide Production, and Chemotaxis through a GiProtein/Phosphoinositide 3-Kinase Pathway in Endothelial Cells*. Journal Of Biological Chemistry 2001, 276: 19672-19677. PMID: 11278592, DOI: 10.1074/jbc.m009993200.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBlotting, NorthernBlotting, WesternCattleCell MovementChemotaxisCulture Media, Serum-FreeDose-Response Relationship, DrugEndothelial Growth FactorsEndothelium, VascularEnzyme ActivationGenes, DominantGTP-Binding Protein alpha Subunits, Gi-GoLungLymphokinesLysophospholipidsNeovascularization, PhysiologicNitric OxideNitric Oxide SynthaseNitric Oxide Synthase Type IIIPhosphatidylinositol 3-KinasesPhosphorylationProtein BindingProtein Serine-Threonine KinasesProto-Oncogene ProteinsProto-Oncogene Proteins c-aktReceptors, Cell SurfaceSignal TransductionSphingosineTime FactorsVascular Endothelial Growth Factor AVascular Endothelial Growth FactorsVirulence Factors, BordetellaConceptsEndothelial differentiation gene familySerine/threonine kinase AktHeterotrimeric G proteinsThreonine kinase AktEDG-1 receptorGene familyAkt substrateKinase AktEndothelial cell chemotaxisActivates AktENOS phosphorylationAkt activationG proteinsCell survivalEndothelial nitric oxide synthasePhosphorylationAktCell chemotaxisSppSignalingGrowth factorVascular endothelial growth factorChemotaxisEndothelial cellsSphingosine
2000
Direct Interaction between Endothelial Nitric-oxide Synthase and Dynamin-2 IMPLICATIONS FOR NITRIC-OXIDE SYNTHASE FUNCTION*
Cao S, Yao J, McCabe T, Yao Q, Katusic Z, Sessa W, Shah V. Direct Interaction between Endothelial Nitric-oxide Synthase and Dynamin-2 IMPLICATIONS FOR NITRIC-OXIDE SYNTHASE FUNCTION*. Journal Of Biological Chemistry 2000, 276: 14249-14256. PMID: 11120737, DOI: 10.1074/jbc.m006258200.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAortaBlotting, WesternCalcimycinCattleCell LineDose-Response Relationship, DrugDynamin IDynaminsEndothelium, VascularGlutathione TransferaseGolgi ApparatusGTP PhosphohydrolasesIonophoresKineticsMicroscopy, ConfocalMicroscopy, FluorescenceNitric Oxide SynthaseNitric Oxide Synthase Type IIIPrecipitin TestsProtein BindingProtein BiosynthesisRatsRecombinant Fusion ProteinsTransfectionConceptsDynamin 2Bovine aortic endothelial cellsRecombinant eNOS proteinDirect protein-protein interactionDouble-label confocal immunofluorescenceProtein-protein interactionsSpecific protein interactionsDirect interactionClone 9 cellsEndothelial nitric oxide synthaseMembrane compartmentsLarge GTPaseGlutathione S-transferaseProtein interactionsNovel functionDynaminECV-304 cellsSynthase functionIntracellular signalsMembrane distributionConfocal immunofluorescenceFluorescent proteinENOS regulationGreen fluorescentProteinIn vivo delivery of the caveolin-1 scaffolding domain inhibits nitric oxide synthesis and reduces inflammation
Bucci M, Gratton J, Rudic R, Acevedo L, Roviezzo F, Cirino G, Sessa W. In vivo delivery of the caveolin-1 scaffolding domain inhibits nitric oxide synthesis and reduces inflammation. Nature Medicine 2000, 6: 1362-1367. PMID: 11100121, DOI: 10.1038/82176.Peer-Reviewed Original ResearchConceptsCaveolin-1Signal transductionSmall-molecule mimicryCaveolae assemblyInternalization sequenceCoat proteinEndothelial cellsPhysiological importanceEndothelial nitric oxide synthase (eNOS) inhibitorTransductionCholesterol transportNitric oxide synthase inhibitorChimeric peptideInhibits nitric oxide synthesisOxide synthase inhibitorNitric oxide synthesisNew therapeutic approachesNitric oxide productionSelective inhibitionDomainPeptidesCaveolinAcute inflammationCellsSystemic administrationSimvastatin upregulates coronary vascular endothelial nitric oxide production in conscious dogs
Mital S, Zhang X, Zhao G, Bernstein R, Smith C, Fulton D, Sessa W, Liao J, Hintze T. Simvastatin upregulates coronary vascular endothelial nitric oxide production in conscious dogs. AJP Heart And Circulatory Physiology 2000, 279: h2649-h2657. PMID: 11087217, DOI: 10.1152/ajpheart.2000.279.6.h2649.Peer-Reviewed Original ResearchMeSH KeywordsAcetylcholineAdenosineAnimalsAnticholesteremic AgentsConsciousnessCoronary CirculationDogsEndothelium, VascularEnzyme InhibitorsGene Expression Regulation, EnzymologicHeart RateIn Vitro TechniquesMicrocirculationMyocardiumNG-Nitroarginine Methyl EsterNitric OxideNitric Oxide SynthaseNitric Oxide Synthase Type IIINitritesNitroglycerinOxygen ConsumptionRNA, MessengerSimvastatinVasodilationVasodilator AgentsVeratrineConceptsEndothelial nitric oxide synthaseCoronary blood flowCoronary vasodilationConscious dogsSimvastatin administrationVascular endothelial nitric oxide productionVascular endothelial nitric oxide synthaseNO productionEndothelial nitric oxide productionEndothelium-independent vasodilatorCoronary vascular endotheliumShort-term administrationLipid-lowering effectsNitric oxide synthaseEndothelial NO productionMyocardial oxygen consumptionNitric oxide productionNO-dependent regulationPlasma nitrateGeneral anesthesiaENOS proteinCoronary microvesselsOxide synthaseMongrel dogsENOS mRNAMembrane Estrogen Receptor Engagement Activates Endothelial Nitric Oxide Synthase via the PI3-Kinase–Akt Pathway in Human Endothelial Cells
Haynes M, Sinha D, Russell K, Collinge M, Fulton D, Morales-Ruiz M, Sessa W, Bender J. Membrane Estrogen Receptor Engagement Activates Endothelial Nitric Oxide Synthase via the PI3-Kinase–Akt Pathway in Human Endothelial Cells. Circulation Research 2000, 87: 677-682. PMID: 11029403, DOI: 10.1161/01.res.87.8.677.Peer-Reviewed Original ResearchMeSH KeywordsAdenoviridaeBinding SitesCell MembraneCells, CulturedChromonesEndothelium, VascularEnzyme InhibitorsEstradiolGenes, DominantHumansMorpholinesNitric OxideNitric Oxide SynthaseNitric Oxide Synthase Type IIIPhosphatidylinositol 3-KinasesPhosphoinositide-3 Kinase InhibitorsPhosphorylationProtein Serine-Threonine KinasesProto-Oncogene ProteinsProto-Oncogene Proteins c-aktReceptors, EstrogenSerum Albumin, BovineSignal TransductionTransduction, GeneticConceptsPI3-kinaseKinase-Akt pathwayDominant-negative AktPI3-kinase inhibitorRapid eNOS phosphorylationRapid Akt phosphorylationActivation of eNOSAkt-dependent pathwayEndothelial nitric oxide synthaseAkt substratePhosphatidylinositol 3ENOS phosphorylationCritical residuesSerine 473Human endothelial cellsEstrogen receptor antagonist ICI 182Cell membrane sitesHuman endothelial cell lineAkt pathwayAkt phosphorylationPhosphorylationReceptor engagementEndothelial cell lineActivation eventsFunctional involvementThe HMG-CoA reductase inhibitor simvastatin activates the protein kinase Akt and promotes angiogenesis in normocholesterolemic animals.
Kureishi Y, Luo Z, Shiojima I, Bialik A, Fulton D, Lefer D, Sessa W, Walsh K. The HMG-CoA reductase inhibitor simvastatin activates the protein kinase Akt and promotes angiogenesis in normocholesterolemic animals. Nature Medicine 2000, 6: 1004-1010. PMID: 10973320, PMCID: PMC2828689, DOI: 10.1038/79510.Peer-Reviewed Original ResearchConceptsProtein kinase Akt/PKBKinase Akt/PKBProtein kinase AktAkt/PKBAkt-dependent mannerVascular structure formationActivation of AktKinase AktVascular endothelial growth factor treatmentEnhanced phosphorylationBlood vessel growthNew blood vessel growthAktGrowth factor treatmentVessel growthEndothelial cellsEndothelial nitric oxide synthaseRecent studiesHMG-CoA reductase inhibitor simvastatinAngiogenesisPKBFactor treatmentPhosphorylationReductase inhibitor simvastatinApoptosisReconstitution of an Endothelial Nitric-oxide Synthase (eNOS), hsp90, and Caveolin-1 Complex in Vitro EVIDENCE THAT hsp90 FACILITATES CALMODULIN STIMULATED DISPLACEMENT OF eNOS FROM CAVEOLIN-1*
Gratton J, Fontana J, O'Connor D, Garcı́a-Cardeña G, McCabe T, Sessa W. Reconstitution of an Endothelial Nitric-oxide Synthase (eNOS), hsp90, and Caveolin-1 Complex in Vitro EVIDENCE THAT hsp90 FACILITATES CALMODULIN STIMULATED DISPLACEMENT OF eNOS FROM CAVEOLIN-1*. Journal Of Biological Chemistry 2000, 275: 22268-22272. PMID: 10781589, DOI: 10.1074/jbc.m001644200.Peer-Reviewed Original ResearchConceptsEndothelial nitric oxide synthaseAssociation of eNOSNitric oxide synthaseLung microvascular endothelial cellsCaveolin-1Microvascular endothelial cellsENOS enzymatic activityAction of CaMBovine lung microvascular endothelial cellsENOS functionCalcium-activated calmodulinConcentration of CaMShock protein 90Addition of CaMEndothelial cellsVitro EvidenceCav-1Protein 90AssociationPresence of Hsp90Temporal Events Underlying Arterial Remodeling After Chronic Flow Reduction in Mice
Rudic R, Bucci M, Fulton D, Segal S, Sessa W. Temporal Events Underlying Arterial Remodeling After Chronic Flow Reduction in Mice. Circulation Research 2000, 86: 1160-1166. PMID: 10850968, DOI: 10.1161/01.res.86.11.1160.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCarotid Artery, CommonCell DeathDrug CombinationsIn Vitro TechniquesMaleMiceMice, Inbred C57BLMuscle, Smooth, VascularNitric OxideNitric Oxide SynthaseNitric Oxide Synthase Type IINitric Oxide Synthase Type IIIRegional Blood FlowTime FactorsTunica MediaVasodilator AgentsVasomotor SystemConceptsLeft common carotid arteryRight common carotid arteryCommon carotid arteryCarotid arteryBlood flowLeft external carotid arteryEndothelial NO synthase (eNOS) functionEndothelial NO synthase (eNOS) mRNAExternal carotid arteryNO synthase mRNANitrovasodilator sodium nitroprussideAcute ligationEndothelial dysfunctionArterial remodelingControl arteriesVascular remodelingAdult miceSodium nitroprussideDay 7Structural remodelingArteryLuminal remodelingMarked reductionProtein levelsMiceEnhanced Electron Flux and Reduced Calmodulin Dissociation May Explain “Calcium-independent” eNOS Activation by Phosphorylation*
McCabe T, Fulton D, Roman L, Sessa W. Enhanced Electron Flux and Reduced Calmodulin Dissociation May Explain “Calcium-independent” eNOS Activation by Phosphorylation*. Journal Of Biological Chemistry 2000, 275: 6123-6128. PMID: 10692402, DOI: 10.1074/jbc.275.9.6123.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCalciumCalmodulinCattleDimerizationEgtazic AcidElectronsEnzyme ActivationKineticsMutationNADH DehydrogenaseNADPNitric OxideNitric Oxide SynthaseNitric Oxide Synthase Type IIIPhosphorylationProtein Serine-Threonine KinasesProto-Oncogene ProteinsProto-Oncogene Proteins c-aktStatic ElectricityConceptsSerine 1179Reductase domainCalmodulin dissociationProtein kinase AktWild-type eNOSBovine endothelial nitric oxide synthaseEndothelial nitric oxide synthaseKinase AktRate-limiting stepReductase activityPhosphorylationENOS activationNOS functionPotential mechanismsAspartateENOS catalytic activityENOS activityCytochrome c reductionAktCalmodulinDomainProteinMutationsProductionActivityQuantification of eNOS mRNA in the canine cardiac vasculature by competitive PCR
Fulton D, Papapetropoulos A, Zhang X, Catravas J, Hintze T, Sessa W. Quantification of eNOS mRNA in the canine cardiac vasculature by competitive PCR. AJP Heart And Circulatory Physiology 2000, 278: h658-h665. PMID: 10666099, DOI: 10.1152/ajpheart.2000.278.2.h658.Peer-Reviewed Original ResearchConceptsENOS mRNACoronary arteryCoronary microvesselsLeft ventricleENOS cDNAEndothelial nitric oxide synthase (eNOS) mRNANitric oxide synthase mRNAEndothelial cellsCanine aortic endothelial cellsRight coronary arteryENOS mRNA levelsEndothelial cell markersCompetitive PCRAortic endothelial cellsVon Willebrand factorVein endothelial cellsInducible NOSNeuronal NOSCanine vasculatureLarge arteriesCanine Left VentricleCell markersPathophysiological statesArteryCardiac vasculatureEstrogen Stimulates Heat Shock Protein 90 Binding to Endothelial Nitric Oxide Synthase in Human Vascular Endothelial Cells EFFECTS ON CALCIUM SENSITIVITY AND NO RELEASE*
Russell K, Haynes M, Caulin-Glaser T, Rosneck J, Sessa W, Bender J. Estrogen Stimulates Heat Shock Protein 90 Binding to Endothelial Nitric Oxide Synthase in Human Vascular Endothelial Cells EFFECTS ON CALCIUM SENSITIVITY AND NO RELEASE*. Journal Of Biological Chemistry 2000, 275: 5026-5030. PMID: 10671543, DOI: 10.1074/jbc.275.7.5026.Peer-Reviewed Original ResearchConceptsEndothelial nitric oxide synthaseNitric oxide synthaseHuman umbilical vein endothelial cellsENOS activationOxide synthaseEstrogen receptor antagonist ICINO releaseEndothelium-dependent vasodilationReceptor-mediated modulationReceptor antagonist ICINitric oxide releaseUmbilical vein endothelial cellsVein endothelial cellsAntagonist ICIHeat shock protein 90CGMP productionShock protein 90Oxide releaseEndothelial cellsEndothelial cell effectsCalcium sensitivityCalcium dependenceCell effectsEstrogenProtein 90
1999
Codistribution of NOS and caveolin throughout peripheral vasculature and skeletal muscle of hamsters
Segal S, Brett S, Sessa W. Codistribution of NOS and caveolin throughout peripheral vasculature and skeletal muscle of hamsters. American Journal Of Physiology 1999, 277: h1167-h1177. PMID: 10484439, DOI: 10.1152/ajpheart.1999.277.3.h1167.Peer-Reviewed Original ResearchConceptsCaveolin-3Caveolin-1Skeletal muscleCaveolin isoformsCoat proteinCaveolinFunctional interactionIntact organismEnzyme isoformsNitric oxide synthase activitySmooth muscle cellsMuscle fibersOxide synthase activityVascular smooth muscleSynthase activitySkeletal muscle fibersMuscle cellsIsoformsCell systemSystemic vasculatureVena cavaFemoral arteryAbdominal aortaPeripheral vasculatureEndothelial cellsMolecular control of nitric oxide synthases in the cardiovascular system
Papapetropoulos A, Rudic R, Sessa W. Molecular control of nitric oxide synthases in the cardiovascular system. Cardiovascular Research 1999, 43: 509-520. PMID: 10690323, DOI: 10.1016/s0008-6363(99)00161-3.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBlood PressureCardiovascular DiseasesCardiovascular SystemCentral Nervous SystemGene Expression RegulationHomeostasisHumansImmune SystemMiceMice, KnockoutNeovascularization, PathologicNitric OxideNitric Oxide SynthaseNitric Oxide Synthase Type INitric Oxide Synthase Type IINitric Oxide Synthase Type IIIRatsVasomotor SystemTrafficking of Endothelial Nitric-oxide Synthase in Living Cells QUANTITATIVE EVIDENCE SUPPORTING THE ROLE OF PALMITOYLATION AS A KINETIC TRAPPING MECHANISM LIMITING MEMBRANE DIFFUSION*
Sowa G, Liu J, Papapetropoulos A, Rex-Haffner M, Hughes T, Sessa W. Trafficking of Endothelial Nitric-oxide Synthase in Living Cells QUANTITATIVE EVIDENCE SUPPORTING THE ROLE OF PALMITOYLATION AS A KINETIC TRAPPING MECHANISM LIMITING MEMBRANE DIFFUSION*. Journal Of Biological Chemistry 1999, 274: 22524-22531. PMID: 10428829, DOI: 10.1074/jbc.274.32.22524.Peer-Reviewed Original ResearchConceptsPlasma membraneENOS-GFPFluorescent protein fusion constructsProtein-protein interactionsRole of palmitoylationProtein fusion constructsLipid bilayersRate of traffickingEndothelial cell line ECV304Endothelial nitric oxide synthasePalmitoylation stateCellular domainsFusion constructsPerinuclear regionLiving cellsProtein diffusionFluorescence recoveryRegulation of eNOSMembrane markersPalmitoylationMutantsGolgiTraffickingMembrane diffusionEndothelial cellsHsp90 regulation of endothelial nitric oxide synthase contributes to vascular control in portal hypertension
Shah V, Wiest R, Garcia-Cardena G, Cadelina G, Groszmann R, Sessa W. Hsp90 regulation of endothelial nitric oxide synthase contributes to vascular control in portal hypertension. American Journal Of Physiology 1999, 277: g463-g468. PMID: 10444461, DOI: 10.1152/ajpgi.1999.277.2.g463.Peer-Reviewed Original ResearchMeSH KeywordsAcetylcholineAnimalsBenzoquinonesBlood VesselsHSP90 Heat-Shock ProteinsHypertension, PortalIn Vitro TechniquesLactams, MacrocyclicMaleMethoxamineMicrocirculationNitric OxideNitric Oxide SynthaseNitric Oxide Synthase Type IIIQuinonesRatsRats, Sprague-DawleySplanchnic CirculationTissue DistributionVasoconstrictor AgentsVasodilationVasodilator AgentsConceptsEndothelial nitric oxide synthasePortal vein ligationNitric oxide synthasePortal hypertensionMesenteric vasculatureOxide synthaseNormal animalsACh-dependent vasodilationExperimental portal hypertensionExcessive NO productionNO-dependent responsesNOS catalytic activityDependent vasodilationVein ligationVascular controlMesenteric circulationPVL animalsMesenteric vesselsHeat shock protein 90Sodium nitroprussideNO productionEndothelial liningHypertensionShock protein 90MethoxamineRegulation of endothelium-derived nitric oxide production by the protein kinase Akt
Fulton D, Gratton J, McCabe T, Fontana J, Fujio Y, Walsh K, Franke T, Papapetropoulos A, Sessa W. Regulation of endothelium-derived nitric oxide production by the protein kinase Akt. Nature 1999, 399: 597-601. PMID: 10376602, PMCID: PMC3637917, DOI: 10.1038/21218.Peer-Reviewed Original ResearchConceptsProtein kinase AktKinase AktSerine/threonine protein kinase AktMutant eNOSRole of phosphorylationEndothelial nitric oxide synthaseSerine 1179Akt substrateSignal transductionGene transferAktAdenovirus-mediated gene transferPhosphorylationGrowth factorVascular endothelial growth factorEndothelial cellsRegulationSynthase isoformsEndothelial growth factorNitric oxide productionTransductionVascular remodellingOxide productionIsoformsProduction