2008
The Effect of Different Frequencies of Stretch on Human Dermal Keratinocyte Proliferation and Survival
Nishimura K, Blume P, Ohgi S, Sumpio BE. The Effect of Different Frequencies of Stretch on Human Dermal Keratinocyte Proliferation and Survival. Journal Of Surgical Research 2008, 155: 125-131. PMID: 19059608, DOI: 10.1016/j.jss.2008.07.029.Peer-Reviewed Original ResearchConceptsERK 1/2P38 MAPKProtein kinaseKeratinocyte proliferation rateCell deathAkt inhibitorCyclic stretchDNA synthesisAktTransferase-mediated dUTP nick-end labeling stainingRepetitive stretchApoptosisMAPKDUTP nick end labeling stainingProliferation rateHuman dermalCell numberNick end labeling stainingTUNEL-positive cellsDermal keratinocytesStretchTerminal deoxynucleotidyl transferase-mediated dUTP nick end labeling (TUNEL) stainingBrdU stainingKeratinocyte proliferationProliferation
2007
Effect of different frequencies of tensile strain on human dermal fibroblast proliferation and survival
Nishimura K, Blume P, Ohgi S, Sumpio BE. Effect of different frequencies of tensile strain on human dermal fibroblast proliferation and survival. Wound Repair And Regeneration 2007, 15: 646-656. PMID: 17971010, DOI: 10.1111/j.1524-475x.2007.00295.x.Peer-Reviewed Original ResearchConceptsMitogen-activated protein kinaseP38 mitogen-activated protein kinaseMAPK/ERK kinaseExtracellular signal-regulated kinaseDominant-negative AktHuman dermal fibroblastsSignal-regulated kinaseCell numberERK kinaseProtein kinaseTransduction pathwaysDermal fibroblastsRelevant transduction pathwaysRelevant signal pathwaysDermal fibroblast proliferationHuman dermal fibroblast proliferationCultured human dermal fibroblastsSurvival of fibroblastsSignal pathwayKinaseNecrotic fibroblastsDNA synthesisCell proliferationAktTransferase-mediated dUTP nick-end labeling staining
2006
Role of AKT in cyclic strain-induced endothelial cell proliferation and survival
Nishimura K, Li W, Hoshino Y, Kadohama T, Asada H, Ohgi S, Sumpio BE. Role of AKT in cyclic strain-induced endothelial cell proliferation and survival. American Journal Of Physiology - Cell Physiology 2006, 290: c812-c821. PMID: 16469863, DOI: 10.1152/ajpcell.00347.2005.Peer-Reviewed Original ResearchConceptsEndothelial cellsCycles/minRole of AktEC proliferationCultured bovine aortic endothelial cellsSurvival of ECsAortic endothelial cellsApoptotic endothelial cellsGSK-3betaBovine aortic endothelial cellsEndothelial cell proliferationFrequency of strainsPositive cellsGlycogen synthase kinaseKinase-dead AktCell proliferationCaspase-3AktSurvivalCell numberSynthase kinaseProliferationEarly phosphorylationBad phosphorylation
2003
Oscillatory shear stress increases smooth muscle cell proliferation and akt phosphorylation
Haga M, Yamashita A, Paszkowiak J, Sumpio BE, Dardik A. Oscillatory shear stress increases smooth muscle cell proliferation and akt phosphorylation. Journal Of Vascular Surgery 2003, 37: 1277-1284. PMID: 12764276, DOI: 10.1016/s0741-5214(03)00329-x.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCattleCell Physiological PhenomenaDisease Models, AnimalHemodynamicsIn Vitro TechniquesMyocytes, Smooth MuscleOscillometryPhosphatidylinositol 3-KinasesPhosphorylationProtein Serine-Threonine KinasesProto-Oncogene ProteinsProto-Oncogene Proteins c-aktShear StrengthSignal TransductionStress, PhysiologicalVascular DiseasesConceptsSignal transduction pathwaysAkt phosphorylationTransduction pathwaysPI3K-Akt signal transduction pathwaySmooth muscle cell proliferationMuscle cell proliferationCell proliferationControl cellsOscillatory shear stressMaximal phosphorylationPI3K inhibitorsCell numberSurvival pathwaysAkt activationBovine aortic SMCSMC survivalInhibitor LY294002Akt pathwayPhosphorylationWestern blot techniqueControl survivalDNA synthesisK inhibitorsAortic SMCsPathway
1994
Increased ambient pressure stimulates proliferation and morphologic changes in cultured endothelial cells
Sumpio B, Widmann M, Ricotta J, Awolesi M, Watase M. Increased ambient pressure stimulates proliferation and morphologic changes in cultured endothelial cells. Journal Of Cellular Physiology 1994, 158: 133-139. PMID: 8263020, DOI: 10.1002/jcp.1041580117.Peer-Reviewed Original ResearchConceptsSystemic blood pressureCultured endothelial cellsBlood pressureSystemic pressureCell responsesEndothelial cell responsesBovine aortic ECsMorphologic changesEndothelial cellsAortic ECsRat type IEC phenotypeSignificant increaseCell numberEC proliferationVascular systemSignificant regulatory influenceCalf serumEndotheliumType IDigital monitorRegulatory influenceProliferationHg pressureCells