2000
Enhanced 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 reductionAktCalmodulinDomainProteinMutationsProductionActivityEstrogen 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
Induction of Nitric Oxide Synthase mRNA by Shear Stress Requires Intracellular Calcium and G-protein Signals and Is Modulated by PI 3 Kinase
Malek A, Jiang L, Lee I, Sessa W, Izumo S, Alper S. Induction of Nitric Oxide Synthase mRNA by Shear Stress Requires Intracellular Calcium and G-protein Signals and Is Modulated by PI 3 Kinase. Biochemical And Biophysical Research Communications 1999, 254: 231-242. PMID: 9920763, DOI: 10.1006/bbrc.1998.9921.Peer-Reviewed Original ResearchConceptsNitric oxide synthase mRNAPTX-sensitive G proteinsENOS mRNA levelsENOS mRNABovine aortic endothelial cellsIntracellular calciumPertussis toxinMRNA upregulationEndothelial nitric oxide synthase (eNOS) mRNAMRNA levelsEndothelin-1 mRNACalmodulin inhibitor WENOS gene promoterG proteinsSynthase mRNAAortic endothelial cellsTime-dependent increaseTyrosine kinase inhibitor herbimycin ACalcium entryBAPTA-AMInhibitor WEndothelial cellsTyrosine kinase activityMicrotubule integrityLaminar fluid shear stress
1997
17 beta-estradiol regulation of human endothelial cell basal nitric oxide release, independent of cytosolic Ca2+ mobilization.
Caulin-Glaser T, García-Cardeña G, Sarrel P, Sessa W, Bender J. 17 beta-estradiol regulation of human endothelial cell basal nitric oxide release, independent of cytosolic Ca2+ mobilization. Circulation Research 1997, 81: 885-92. PMID: 9351464, DOI: 10.1161/01.res.81.5.885.Peer-Reviewed Original ResearchConceptsHuman umbilical vein endothelial cellsEstrogen receptorCytosolic Ca2ENOS activityBasal nitric oxide releaseEndothelial NO synthase activityCardiovascular protective roleNO synthase activityDevelopment of atherosclerosisFemale human umbilical vein endothelial cellsNitric oxide releaseCritical effector moleculeUmbilical vein endothelial cellsVein endothelial cellsCardiovascular protectionEstradiol exposureAnimal modelsCGMP formationProtective roleOxide releaseEndothelial cellsNO releaseE2Physiological concentrationsEffector molecules