2008
Differential Effects of Shear Stress and Cyclic Strain on Sp1 Phosphorylation by Protein Kinase Cζ Modulates Membrane Type 1–Matrix Metalloproteinase in Endothelial Cells
Kim JI, Cordova AC, Hirayama Y, Madri JA, Sumpio BE. Differential Effects of Shear Stress and Cyclic Strain on Sp1 Phosphorylation by Protein Kinase Cζ Modulates Membrane Type 1–Matrix Metalloproteinase in Endothelial Cells. Endothelium 2008, 15: 33-42. PMID: 18568943, PMCID: PMC2644408, DOI: 10.1080/10623320802092260.Peer-Reviewed Original ResearchConceptsSp1 phosphorylationMT1-MMP expressionPromoter sitesPKCzeta inhibitorProtein kinase CzetaAffinity of Sp1Egr-1 bindingProtein kinase CζExtracellular matrix remodelingEndothelial cell migrationSp1Cell migrationPhosphorylationMatrix remodelingProtein expressionCyclic strainExpressionMembrane typeEndothelial cellsKey roleCzetaInhibitorsCζMetalloproteinaseAffinity
2006
Nicotine enhances human vascular endothelial cell expression of ICAM-1 and VCAM-1 via protein kinase C, p38 mitogen-activated protein kinase, NF-κB, and AP-1
Ueno H, Pradhan S, Schlessel D, Hirasawa H, Sumpio BE. Nicotine enhances human vascular endothelial cell expression of ICAM-1 and VCAM-1 via protein kinase C, p38 mitogen-activated protein kinase, NF-κB, and AP-1. Cardiovascular Toxicology 2006, 6: 39-50. PMID: 16845181, DOI: 10.1385/ct:6:1:39.Peer-Reviewed Original ResearchConceptsHuman umbilical vein endothelial cellsICAM-1VCAM-1NF-κBAdhesion moleculesP38 mitogen-activated protein kinaseProtein kinase CMitogen-activated protein kinaseVascular cell adhesion moleculeEndothelial cellsExposure of HUVECsCellular adhesion molecule expressionAP-1Vascular endothelial cell expressionMajor risk factorEffects of nicotineEtiology of atherosclerosisP38 MAPKAdhesion molecule expressionIntercellular adhesion moleculeTranscription factor NF-κBCellular adhesion moleculesEndothelial cell expressionFactor NF-κBUmbilical vein endothelial cells
2004
Molecular and biological effects of hemodynamics on vascular cells.
Pradhan S, Sumpio B. Molecular and biological effects of hemodynamics on vascular cells. Frontiers In Bioscience-Landmark 2004, 9: 3276-85. PMID: 15353357, DOI: 10.2741/1480.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAtherosclerosisCell MovementCell ProliferationCells, CulturedCyclic AMPDiglyceridesDisease ProgressionEndothelial CellsExtracellular MatrixHemodynamicsHumansInositol 1,4,5-TrisphosphateIntercellular Adhesion Molecule-1Plasminogen ActivatorsProtein Kinase CRisk FactorsStress, MechanicalConceptsEndothelial cellsSignificant atherosclerotic plaqueSystemic risk factorsTissue plasminogen activatorCellular adhesion moleculesCurrent pertinent literatureCultured endothelial cellsRisk factorsSecond messenger systemsSignificant lesionsProtein kinase C pathwayICAM-1Atherosclerosis formationAtherosclerotic plaquesVascular anatomyKinase C pathwayNitric oxideVascular cellsPlasminogen activatorAdhesion moleculesBlood vesselsVascular biologyMessenger systemsVessel wallPertinent literature
2002
Parathyroid hormone effects on signaling pathways in endothelial cells vary with peptide concentration
Throckmorton D, Kurscheid-Reich D, Rosales OR, Rodriguez-Commes J, Lopez R, Sumpio B, Zhong Q, Ding K, McCarthy R, Barrett PQ, Isales CM. Parathyroid hormone effects on signaling pathways in endothelial cells vary with peptide concentration. Peptides 2002, 23: 79-85. PMID: 11814621, DOI: 10.1016/s0196-9781(01)00582-4.Peer-Reviewed Original ResearchConceptsParathyroid hormoneEndothelial cell lineVoltage-sensitive calcium channelsParathyroid hormone effectsSensitive calcium channelsUmbilical vein endothelial cell lineHuman umbilical vein endothelial cell lineCell linesProtein kinase CCalcium channelsHormone effectsEndothelial cellsFurther studiesPhospholipid turnoverPeptide concentrationPKC translocationSpecific effectsKinase CCell homogenatesPKC isoformsParticulate fraction
2000
Inhibition of phosphatidylinositol 3-kinase and protein kinase C attenuates extracellular matrix protein-induced vascular smooth muscle cell chemotaxis
Willis A, Fuse S, Wang X, Chen E, Tuszynski G, Sumpio B, Gahtan V. Inhibition of phosphatidylinositol 3-kinase and protein kinase C attenuates extracellular matrix protein-induced vascular smooth muscle cell chemotaxis. Journal Of Vascular Surgery 2000, 31: 1160-1167. PMID: 10842153, DOI: 10.1067/mva.2000.106489.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCattleCell CountCell DivisionCells, CulturedChemotaxisChromonesEnzyme InhibitorsExtracellular Matrix ProteinsFibronectinsHyperplasiaIndolesMaleimidesMorpholinesMuscle, Smooth, VascularPhosphoinositide-3 Kinase InhibitorsProtein Kinase CSignal TransductionStatistics as TopicThrombospondin 1Tunica IntimaVitronectinConceptsProtein kinase CVSMC migrationLY-294002Thrombospondin-1ECM proteinsKinase CSmooth muscle cell chemotaxisSerum-free mediumCellular signaling pathwaysInhibition of phosphatidylinositolVascular smooth muscle cell chemotaxisVascular smooth muscle cell migrationPI3K inhibitorsSmooth muscle cell migrationSignaling pathwaysMuscle cell migrationBisindolylmaleimide ICell migrationPKC inhibitorGF 109203XExtracellular matrix depositionTop wellsK inhibitorsAortic VSMCsCell chemotaxisTranslocation of PKC isoforms in bovine aortic smooth muscle cells exposed to strain
Han O, Takei T, Basson M, Sumpio B. Translocation of PKC isoforms in bovine aortic smooth muscle cells exposed to strain. Journal Of Cellular Biochemistry 2000, 80: 367-372. PMID: 11135367, DOI: 10.1002/1097-4644(20010301)80:3<367::aid-jcb100>3.0.co;2-2.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAortaCattleIn Vitro TechniquesIsoenzymesMuscle, Smooth, VascularProtein Kinase CProtein TransportConceptsSmooth muscle cellsAortic smooth muscle cellsBovine aortic smooth muscle cellsMuscle cellsPKC-alphaPKC isoformsCyclic strain resultsCycles/minCytosolic fractionProliferation responseParticulate fractionNF-kappaBProtein kinase C activityCollagen type ICellular proliferationSignificant stimulationImmunoblotting analysisKinase C activityType IPKC activityC activityStimulationIndividual PKC isoformsIsoforms
1999
Extracellular signal-regulated kinases 1 and 2 activation in endothelial cells exposed to cyclic strain
Ikeda M, Takei T, Mills I, Kito H, Sumpio B. Extracellular signal-regulated kinases 1 and 2 activation in endothelial cells exposed to cyclic strain. American Journal Of Physiology 1999, 276: h614-h622. PMID: 9950863, DOI: 10.1152/ajpheart.1999.276.2.h614.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBiological TransportCalciumCalcium-Calmodulin-Dependent Protein KinasesCattleCell DivisionCells, CulturedEndothelium, VascularEnzyme ActivationEnzyme InhibitorsExtracellular SpaceFlavonoidsIntracellular MembranesPhosphorylationProtein Kinase CProtein-Tyrosine KinasesStress, MechanicalConceptsERK1/ERK2Bovine aortic endothelial cellsExtracellular signal-regulated kinases 1ERK1/ERK2 activationExtracellular signal-regulated kinases 1/2Signal-regulated kinases 1/2Tyrosine kinase inhibitor genisteinCell proliferationTreatment of BAECProtein kinase C activationProtein kinase C inhibitor calphostin CTime-dependent phosphorylationKinase inhibitor genisteinKinase C activationERK2 activationEndothelial cellsERK2Strain-induced activationKinase 1Kinase 1/2PD 98059Tyrosine kinaseInhibitor genisteinCalphostin CStrain-dependent activation
1998
Antiproliferative effect of elevated glucose in human microvascular endothelial cells
Kamal K, Du W, Mills I, Sumpio B. Antiproliferative effect of elevated glucose in human microvascular endothelial cells. Journal Of Cellular Biochemistry 1998, 71: 491-501. PMID: 9827695, DOI: 10.1002/(sici)1097-4644(19981215)71:4<491::aid-jcb4>3.0.co;2-p.Peer-Reviewed Original ResearchConceptsMicrovascular endothelial cellsElevated glucoseHMEC-1Endothelial cellsAntiproliferative effectsDiabetic microangiopathyDiabetic foot ulcerationHuman dermal microvascular endothelial cellsCyclic AMP accumulationMicrovascular endothelial cell lineDermal microvascular endothelial cellsHuman microvascular endothelial cellsImmortalized human dermal microvascular endothelial cell lineHigh D-glucoseDeleterious effectsHuman dermal microvascular endothelial cell linePrimary cultured cellsEndothelial cell lineFoot ulcerationHMEC-1 proliferationProliferative responseAMP accumulationPathological complicationsMolecular pathophysiologyRp-cAMPSStrain induces Caco-2 intestinal epithelial proliferation and differentiation via PKC and tyrosine kinase signals
Han O, Di Li G, Sumpio B, Basson M. Strain induces Caco-2 intestinal epithelial proliferation and differentiation via PKC and tyrosine kinase signals. American Journal Of Physiology 1998, 275: g534-g541. PMID: 9724266, DOI: 10.1152/ajpgi.1998.275.3.g534.Peer-Reviewed Original ResearchMolecular Basis for Tissue Expansion: Clinical Implications for the Surgeon
Takei T, Mills I, Arai K, Sumpio B. Molecular Basis for Tissue Expansion: Clinical Implications for the Surgeon. Plastic & Reconstructive Surgery 1998, 102: 247-258. PMID: 9655439, DOI: 10.1097/00006534-199807000-00044.Peer-Reviewed Original Research
1997
Cyclic strain stimulates isoform‐specific PKC activation and translocation in cultured human keratinocytes
Takei T, Han O, Ikeda M, Male P, Mills I, Sumpio B. Cyclic strain stimulates isoform‐specific PKC activation and translocation in cultured human keratinocytes. Journal Of Cellular Biochemistry 1997, 67: 327-337. PMID: 9361188, DOI: 10.1002/(sici)1097-4644(19971201)67:3<327::aid-jcb5>3.0.co;2-y.Peer-Reviewed Original ResearchStrain activation of bovine aortic smooth muscle cell proliferation and alignment: Study of strain dependency and the role of protein kinase A and C signaling pathways
Mills I, Cohen C, Kamal K, Li G, Shin T, Du W, Sumpio B. Strain activation of bovine aortic smooth muscle cell proliferation and alignment: Study of strain dependency and the role of protein kinase A and C signaling pathways. Journal Of Cellular Physiology 1997, 170: 228-234. PMID: 9066778, DOI: 10.1002/(sici)1097-4652(199703)170:3<228::aid-jcp2>3.0.co;2-q.Peer-Reviewed Original ResearchMeSH KeywordsActivating Transcription Factor 2Adenylyl CyclasesAnimalsAortaCattleCell DivisionCells, CulturedCyclic AMPCyclic AMP Response Element-Binding ProteinCyclic AMP-Dependent Protein KinasesEndothelium, VascularLeucine ZippersMuscle, Smooth, VascularProtein Kinase CSignal TransductionStress, MechanicalTranscription FactorsConceptsBovine aortic SMCSMC proliferationCAMP response elementAortic SMCsAC/cAMP/PKAAortic smooth muscle cell proliferationSmooth muscle cell proliferationProtein levelsCyclic AMP accumulationMuscle cell proliferationSmooth muscle cell phenotypeExposure of SMCAdenylate cyclase activityMuscle cell phenotypeAMP accumulationInhibition of PKACAMP/PKACyclic AMP pathwayMultifactorial natureProtein kinase C activityCyclase activityProtein kinase A (PKA) activityLack of involvementEnhanced proliferationCell proliferation
1996
The pathobiology of diabetes mellitus: implications for surgeons.
Kamal K, Powell RJ, Sumpio BE. The pathobiology of diabetes mellitus: implications for surgeons. Journal Of The American College Of Surgeons 1996, 183: 271-89. PMID: 8784324.Peer-Reviewed Original ResearchAmplitude‐dependent modulation of brush border enzymes and proliferation by cyclic strain in human intestinal Caco‐2 monolayers
Basson M, Di Li G, Hong F, Han O, Sumpio B. Amplitude‐dependent modulation of brush border enzymes and proliferation by cyclic strain in human intestinal Caco‐2 monolayers. Journal Of Cellular Physiology 1996, 168: 476-488. PMID: 8707883, DOI: 10.1002/(sici)1097-4652(199608)168:2<476::aid-jcp26>3.0.co;2-#.Peer-Reviewed Original Research
1995
Cyclic strain causes heterogeneous induction of transcription factors, AP-1, CRE binding protein and NF-kB, in endothelial cells: Species and vascular bed diversity
Du W, Mills I, Sumpio B. Cyclic strain causes heterogeneous induction of transcription factors, AP-1, CRE binding protein and NF-kB, in endothelial cells: Species and vascular bed diversity. Journal Of Biomechanics 1995, 28: 1485-1491. PMID: 8666588, DOI: 10.1016/0021-9290(95)00096-8.Peer-Reviewed Original ResearchMeSH KeywordsActivating Transcription Factor 2AnimalsAortaCattleCell DivisionCyclic AMP Response Element-Binding ProteinEndothelium, VascularEpoprostenolGene Expression RegulationGenes, Immediate-EarlyHumansNF-kappa BNuclear ProteinsPhenotypeProtein Kinase CSpecies SpecificityStress, MechanicalTime FactorsTranscription Factor AP-1Transcription FactorsUmbilical VeinsConceptsHuman umbilical vein endothelial cellsBovine aortic endothelial cellsActivator protein-1NF-kBEndothelial cellsVascular bedDifferent vascular bedsUmbilical vein endothelial cellsAortic endothelial cellsCultured endothelial cellsTranscription factor activator protein-1Vein endothelial cellsProstacyclin secretionStretch-induced activationImmediate early genesEC exposureNuclear factorTime pointsHeterogeneous inductionCAMP response elementProtein 1Biphasic mannerSignificant inductionDivergent effectsHuman aorta
1992
Immunocytochemical expression and localization of protein kinase C in bovine aortic endothelial cells
Rosales O, Isales C, Nathanson M, Sumpio B. Immunocytochemical expression and localization of protein kinase C in bovine aortic endothelial cells. Biochemical And Biophysical Research Communications 1992, 189: 40-46. PMID: 1449492, DOI: 10.1016/0006-291x(92)91522-r.Peer-Reviewed Original ResearchConceptsSerum-deprived mediumPKC activityPhorbol ester-induced increaseAortic endothelial cellsBovine aortic endothelial cellsBeta stainingSDM groupTotal PKC activityImmunocytochemical expressionBeta PKC isoformsEndothelial cellsParticulate fractionFBS groupProtein kinase CCalphostin CPKC inhibitorPhorbol esterConfocal microscopyDiffuse cytoplasmic localizationCytosolic fractionGamma-PKCKinase CPKC isoformsCytoplasmic localizationCellsProtein kinase C is a mediator of the adaptation of vascular endothelial cells to cyclic strain in vitro.
Rosales OR, Sumpio BE. Protein kinase C is a mediator of the adaptation of vascular endothelial cells to cyclic strain in vitro. Surgery 1992, 112: 459-66. PMID: 1379381.Peer-Reviewed Original ResearchConceptsProtein kinase CActivation of PKCImmunocytochemical stainingPKC activityCyclic stretchEndothelial cell activationVascular endothelial cellsCycles/minSustained elevationCell activationFlexible-bottomed culture platesKinase CBovine aortic ECsECS resultsEndothelial cellsBlood vesselsAortic ECsEvidence of translocationSpecific PKC inhibitorEC proliferationCalphostin CEC growthHemodynamic forces