2001
Dynamic regulation of metabolism and respiration by endogenously produced nitric oxide protects against oxidative stress
Paxinou E, Weisse M, Chen Q, Souza J, Hertkorn C, Selak M, Daikhin E, Yudkoff M, Sowa G, Sessa W, Ischiropoulos H. Dynamic regulation of metabolism and respiration by endogenously produced nitric oxide protects against oxidative stress. Proceedings Of The National Academy Of Sciences Of The United States Of America 2001, 98: 11575-11580. PMID: 11562476, PMCID: PMC58771, DOI: 10.1073/pnas.201293198.Peer-Reviewed Original ResearchConceptsEndothelial nitric oxide synthaseNitric oxideOxidative stressProtective effectNitric oxide protectsNitric oxide synthaseNitric oxide synthesisECV304 cellsSteady-state levelsMechanism of protectionOxide synthaseOxide synthesisENOS cDNAHuman ECV304 cellsMitochondria respirationDeathMitochondrial respirationExposureSame extentCellsCell metabolismDynamic regulationMetabolismLow steady-state levelsGlycolytic pathway
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 fluorescentProteinEnhanced 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 vasculature
1999
NO overproduction by eNOS precedes hyperdynamic splanchnic circulation in portal hypertensive rats
Wiest R, Shah V, Sessa W, Groszmann R. NO overproduction by eNOS precedes hyperdynamic splanchnic circulation in portal hypertensive rats. American Journal Of Physiology 1999, 276: g1043-g1051. PMID: 10198349, DOI: 10.1152/ajpgi.1999.276.4.g1043.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBlood Flow VelocityBlood PressureEndothelium, VascularHypertension, PortalKineticsLuminescent MeasurementsMaleMesenteric Artery, SuperiorMethoxamineNitric OxideNitric Oxide SynthaseNitric Oxide Synthase Type IIINitroarginineRatsRats, Sprague-DawleySplanchnic CirculationStress, MechanicalConceptsHyperdynamic splanchnic circulationSuperior mesenteric arterySplanchnic circulationSham ratsNitric oxide synthase upregulationHyperdynamic circulatory syndromeNO metabolites concentrationPortal hypertensive ratsENOS protein levelsHigh blood flowSignificant hyporesponsivenessArterial vasodilatationL-NNAPortal hypertensionPVL ratsAgonist methoxamineCirculatory syndromeENOS upregulationHypertensive ratsMesenteric arteryNomega-nitroNO inhibitorBlood flowDay 3L-arginine
1997
Characterization of bovine endothelial nitric oxide synthase as a homodimer with down-regulated uncoupled NADPH oxidase activity: tetrahydrobiopterin binding kinetics and role of haem in dimerization
LIST B, KLÖSCH B, VÖLKER C, GORREN A, SESSA W, WERNER E, KUKOVETZ W, SCHMIDT K, MAYER B. Characterization of bovine endothelial nitric oxide synthase as a homodimer with down-regulated uncoupled NADPH oxidase activity: tetrahydrobiopterin binding kinetics and role of haem in dimerization. Biochemical Journal 1997, 323: 159-165. PMID: 9173876, PMCID: PMC1218289, DOI: 10.1042/bj3230159.Peer-Reviewed Original Research
1996
Endothelial Nitric Oxide Synthase Is Regulated by Tyrosine Phosphorylation and Interacts with Caveolin-1*
García-Cardeña G, Fan R, Stern D, Liu J, Sessa W. Endothelial Nitric Oxide Synthase Is Regulated by Tyrosine Phosphorylation and Interacts with Caveolin-1*. Journal Of Biological Chemistry 1996, 271: 27237-27240. PMID: 8910295, DOI: 10.1074/jbc.271.44.27237.Peer-Reviewed Original ResearchConceptsNovel regulatory mechanismTyrosine phosphorylationCaveolin-1Bovine aortic endothelial cellsRegulatory mechanismsProtein tyrosine phosphatase inhibitorCaveolin-interacting proteinsPhosphoamino acid analysisTyrosine phosphatase inhibitorTreatment of BAECBovine lung microvascular endothelial cellsEndothelial nitric oxide synthaseSubcellular traffickingPhosphatase inhibitorCoat proteinEndothelial cellsMetabolic labelingSodium orthovanadatePhosphorylationCaveolaeAortic endothelial cellsLung microvascular endothelial cellsProteinAcid analysisImmunoprecipitationCharacterization of Bovine Endothelial Nitric Oxide Synthase Expressed inE. coli
Martasek P, Liu Q, Liu J, Roman L, Gross S, Sessa W, Masters B. Characterization of Bovine Endothelial Nitric Oxide Synthase Expressed inE. coli. Biochemical And Biophysical Research Communications 1996, 219: 359-365. PMID: 8604992, DOI: 10.1006/bbrc.1996.0238.Peer-Reviewed Original ResearchConceptsE. coliBaculovirus expression systemBovine endothelial nitric oxide synthaseSDS/PAGEHEK-293 cellsChaperonin GroELHeterologous expressionRecombinant enzymeExpression systemExpression vectorActive enzymeFormation assaysEnzymatic activityColiEnzymeTissue sourcesEndothelial constitutive nitric oxide synthaseProteinSingle bandSynthaseNitric oxide synthaseAbsorbance maximumEndothelial nitric oxide synthasePalmitoylation of Endothelial Nitric Oxide Synthase Is Necessary for Optimal Stimulated Release of Nitric Oxide: Implications for Caveolae Localization †
Liu J, García-Cardeña G, Sessa W. Palmitoylation of Endothelial Nitric Oxide Synthase Is Necessary for Optimal Stimulated Release of Nitric Oxide: Implications for Caveolae Localization †. Biochemistry 1996, 35: 13277-13281. PMID: 8873592, DOI: 10.1021/bi961720e.Peer-Reviewed Original ResearchConceptsPalmitoylation-deficient mutantMembrane associationN-myristoylationWT enzymeLocalization of eNOSActivation of eNOSEndothelial nitric oxide synthaseCaveolae membranesCaveolar localizationPalmitoylationCysteine palmitoylationWT proteinGolgi complexMutantsIntact cellsCaveolaeVivo significanceHigh saltEnzymeCellsSynthaseNitric oxide synthaseTriton XLocalizationImportant role
1991
The biosynthesis of endothelin-1 by human polymorphonuclear leukocytes
Sessa W, Kaw S, Hecker M, Vane J. The biosynthesis of endothelin-1 by human polymorphonuclear leukocytes. Biochemical And Biophysical Research Communications 1991, 174: 613-618. PMID: 1993057, DOI: 10.1016/0006-291x(91)91461-k.Peer-Reviewed Original Research
1990
L-Glutamine inhibits the release of endothelium-derived relaxing factor from the rabbit aorta
Swierkosz T, Mitchell J, Sessa W, Hecker M, Vane J. L-Glutamine inhibits the release of endothelium-derived relaxing factor from the rabbit aorta. Biochemical And Biophysical Research Communications 1990, 172: 143-148. PMID: 2222463, DOI: 10.1016/s0006-291x(05)80184-6.Peer-Reviewed Original ResearchConceptsRelease of EDRFRabbit aortic stripsAortic stripsRabbit aortaL-arginineL-ArgACh-induced relaxationEndothelium-dependent relaxationL-GlnL-Arg levelsIntact blood vesselsEDRF biosynthesisAortic tissueConsecutive infusionsEDRFL-glutamineAortaEndothelial cellsInitial equilibration periodBlood vesselsD-ArgInhibitory effectInfusionPresent studyAmino acid L-glutamine