2010
Thrombospondin 1, Fibronectin, and Vitronectin are Differentially Dependent Upon RAS, ERK1/2, and p38 for Induction of Vascular Smooth Muscle Cell Chemotaxis
Willis AI, Sadowitz B, Fuse S, Maier KG, Lee TS, Wang XJ, Tuszynski GP, Sumpio BE, Gahtan V. Thrombospondin 1, Fibronectin, and Vitronectin are Differentially Dependent Upon RAS, ERK1/2, and p38 for Induction of Vascular Smooth Muscle Cell Chemotaxis. Vascular And Endovascular Surgery 2010, 45: 55-62. PMID: 21193465, DOI: 10.1177/1538574410387677.Peer-Reviewed Original ResearchMeSH KeywordsAnalysis of VarianceAnimalsCattleCells, CulturedChemotaxisFibronectinsHumansMitogen-Activated Protein Kinase 1Mitogen-Activated Protein Kinase 3Muscle, Smooth, VascularMyocytes, Smooth MuscleP38 Mitogen-Activated Protein KinasesProtein Kinase InhibitorsRas ProteinsThrombospondin 1TransfectionVitronectinConceptsVascular smooth muscle cellsThrombospondin-1Smooth muscle cell chemotaxisFarnesyl protein transferase inhibitorSignal transduction pathwaysProtein transferase inhibitorsVascular smooth muscle cell chemotaxisBovine vascular smooth muscle cellsTSP-1Ras N17Transduction pathwaysSecond messenger systemsP38Smooth muscle cellsERK1/2VSMC migrationTransferase inhibitorsPD098059Cell chemotaxisSB202190Muscle cellsMessenger systemsVitronectinRAChemotaxis
2008
The role of G proteins in thromospondin-1–induced vascular smooth muscle cell migration
Fuse S, Esemuede N, Yamaguchi M, Maier KG, Nesselroth SM, Sumpio BE, Gahtan V. The role of G proteins in thromospondin-1–induced vascular smooth muscle cell migration. Surgery 2008, 144: 86-92. PMID: 18571589, DOI: 10.1016/j.surg.2008.03.028.Peer-Reviewed Original ResearchConceptsVascular smooth muscle cellsTSP-1-induced chemotaxisExtracellular signal-regulated kinase 1/2Pertussis toxinSerum-free mediumCholera toxinThrombospondin-1CAMP levelsP38 activationG proteinsVascular smooth muscle cell migrationQuiescent vascular smooth muscle cellsSmooth muscle cell migrationCyclic adenosine monophosphate levelsSmooth muscle cellsIntracellular cyclic adenosine monophosphate (cAMP) levelsMuscle cell migrationTSP-1 receptorAdenosine monophosphate levelsSignal-regulated kinase 1/2Levels of cAMPArterial lesionsVascular injuryVSMC chemotaxisMicrochemotaxis chamber
2007
P139 Differential survival responses of vascular smooth muscle cells and endothelial cells towards different cycles of supercooling and rewarming in a model simulating cryoplasty
Yiu W, Cheng S, Sumpio B. P139 Differential survival responses of vascular smooth muscle cells and endothelial cells towards different cycles of supercooling and rewarming in a model simulating cryoplasty. Journal Of Surgical Research 2007, 137: 292. DOI: 10.1016/j.jss.2006.12.370.Peer-Reviewed Original Research
2005
The role of STAT-3 in the mediation of smooth muscle cell response to cyclic strain
Kakisis JD, Pradhan S, Cordova A, Liapis CD, Sumpio BE. The role of STAT-3 in the mediation of smooth muscle cell response to cyclic strain. The International Journal Of Biochemistry & Cell Biology 2005, 37: 1396-1406. PMID: 15833272, DOI: 10.1016/j.biocel.2005.01.009.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAortaCell ProliferationCells, CulturedDNA-Binding ProteinsMitogen-Activated Protein Kinase 1Mitogen-Activated Protein Kinase 3Myocytes, Smooth MusclePhosphorylationPyrazolesPyrimidinesRatsSerineSignal TransductionSrc-Family KinasesSTAT3 Transcription FactorStress, MechanicalTrans-ActivatorsTyrosineConceptsSerine phosphorylationTyrosine phosphorylationSmooth muscle cellsSTAT-3Vascular smooth muscle cellsSTAT-3 tyrosine phosphorylationSpecific inhibitorVascular cell morphologyExtracellular signal-regulated kinase 1/2Extracellular mechanical signalsSignal-regulated kinase 1/2Basal serine phosphorylationInhibition of SrcA7r5 smooth muscle cellsNegative feedback loopInhibition of ERK1/2Cells sensePhosphospecific antibodiesPhosphatidylinositol 3Signal transducerTranscription 3Kinase 2Kinase 1/2Smooth muscle cell responseBasal phosphorylation
2001
The C-terminal domain of thrombospondin-1 induces vascular smooth muscle cell chemotaxis
Nesselroth S, Willis A, Fuse S, Olson E, Lawler J, Sumpio B, Gahtan V. The C-terminal domain of thrombospondin-1 induces vascular smooth muscle cell chemotaxis. Journal Of Vascular Surgery 2001, 33: 595-600. PMID: 11241132, DOI: 10.1067/mva.2001.112318.Peer-Reviewed Original ResearchConceptsVascular smooth muscle cellsVSMC chemotaxisThrombospondin-1VSMC migrationAortic vascular smooth muscle cellsTop wellsAcute phase reactantsBoyden chamber chemotaxisSmooth muscle cellsSmooth muscle cell chemotaxisVascular diseaseVascular lesionsVascular smooth muscle cell chemotaxisSerum-free mediumMuscle cellsTSP-1 moleculeCell chemotaxisChemotaxis assaysBottom wellsAntibodiesSelective inhibitionT-testCyclic Stretch Induces the Expression of Vascular Endothelial Growth Factor in Vascular Smooth Muscle Cells
Smith JD, Davies N, Willis AI, Sumpio BE, Zilla P. Cyclic Stretch Induces the Expression of Vascular Endothelial Growth Factor in Vascular Smooth Muscle Cells. Endothelium 2001, 8: 41-48. PMID: 11409850, DOI: 10.3109/10623320109063156.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAorta, ThoracicCattleCells, CulturedCoculture TechniquesCulture MediaEndothelial Growth FactorsEndothelium, VascularGene Expression RegulationLymphokinesMuscle, Smooth, VascularPhosphorylationReceptor Protein-Tyrosine KinasesReceptors, Growth FactorReceptors, Vascular Endothelial Growth FactorStress, MechanicalVascular Endothelial Growth Factor AVascular Endothelial Growth FactorsVasodilationConceptsVascular smooth muscle cellsVascular endothelial growth factorSmooth muscle cellsEndothelial growth factorExposure of VSMCsMuscle cellsGrowth factorMigration of ECsBovine vascular smooth muscle cellsSteady-state levelsCyclic stretchNormal endothelial cell functionEndothelial cell functionVEGF receptor KDRRelease of VEGFVEGF receptor phosphorylationVEGF secretionMRNA steady-state levelsVEGF receptorsReceptor KDRVEGF mRNACell functionReceptor phosphorylationSignificant increaseEC survival
1999
Thrombospondin-1 induces activation of focal adhesion kinase in vascular smooth muscle cells
Gahtan V, Wang X, Ikeda M, Willis A, Tuszynski G, Sumpio B. Thrombospondin-1 induces activation of focal adhesion kinase in vascular smooth muscle cells. Journal Of Vascular Surgery 1999, 29: 1031-1036. PMID: 10359937, DOI: 10.1016/s0741-5214(99)70244-2.Peer-Reviewed Original ResearchConceptsTyrosine phosphorylationAntiphosphotyrosine immunoblottingThrombospondin-1TSP-1-induced VSMC migrationFocal adhesion kinase (FAK) proteinSignal transduction pathwaysFocal adhesion kinaseFocal adhesion plaquesVSMC migrationExtracellular matrix proteinsPlatelet-derived growth factorCrude cell lysatesMolecular weight 68Adhesion kinaseTransduction pathwaysKinase proteinAdhesion plaquesVascular smooth muscle cell proliferationVascular smooth muscle cellsMatrix proteinsCell lysatesPhosphorylationSmooth muscle cell proliferationFAK antibodyProtein bands
1994
Chronic Cyclic Strain Reduces Adenylate Cyclase Activity and Stimulatory G Protein Subunit Levels in Coronary Smooth Muscle Cells
Wiersbitzky M, Mills I, Sumpio B, Gewirtz H. Chronic Cyclic Strain Reduces Adenylate Cyclase Activity and Stimulatory G Protein Subunit Levels in Coronary Smooth Muscle Cells. Experimental Cell Research 1994, 210: 52-55. PMID: 8269996, DOI: 10.1006/excr.1994.1008.Peer-Reviewed Original ResearchConceptsVascular smooth muscle cellsSmooth muscle cellsAdenylate cyclase activityCoronary vascular smooth muscle cellsMuscle cellsCyclase activityChronic cyclic strainG protein subunit levelsCoronary smooth muscle cellsProtein steady-state levelsCoronary smooth muscleCultured smooth muscle cellsSteady-state levelsPorcine coronary arteriesCoronary arteryCoronary circulationBeta levelsCycles/minProtein subunit levelsSmooth muscleGi alphaIntravascular pressureEffector pathwaysUnstretched cellsSubunit levels
1990
Mechanosensitive adenylate cyclase activity in coronary vascular smooth muscle cells
Mills I, Letsou G, Rabban J, Sumpio B, Gewirtz H. Mechanosensitive adenylate cyclase activity in coronary vascular smooth muscle cells. Biochemical And Biophysical Research Communications 1990, 171: 143-147. PMID: 2393388, DOI: 10.1016/0006-291x(90)91368-3.Peer-Reviewed Original ResearchConceptsVascular smooth muscle cellsSmooth muscle cellsCoronary vascular smooth muscle cellsMuscle cellsCyclase activityPorcine coronary artery smooth muscle cellsCultured vascular smooth muscle cellsArtery smooth muscle cellsCoronary artery smooth muscle cellsVascular smooth muscleMagnitude of stretchStretch-induced reductionAdenylate cyclase activityPotential biochemical mechanismsPerfusion pressureCoronary circulationCycles/minMyogenic responseSmooth muscleMechanical stretchAdenylate cyclasePotential mechanismsEntire time courseUnstretched cellsTime course