2003
Biologically active fragment of a human tRNA synthetase inhibits fluid shear stress-activated responses of endothelial cells
Tzima E, Reader J, Irani-Tehrani M, Ewalt K, Schwartz M, Schimmel P. Biologically active fragment of a human tRNA synthetase inhibits fluid shear stress-activated responses of endothelial cells. Proceedings Of The National Academy Of Sciences Of The United States Of America 2003, 100: 14903-14907. PMID: 14630953, PMCID: PMC299850, DOI: 10.1073/pnas.2436330100.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acyl-tRNA SynthetasesAnimalsCattleCytoskeletonEndothelium, VascularGenetic VectorsHumansLuciferasesMicroscopy, FluorescenceMitogen-Activated Protein Kinase 1Mitogen-Activated Protein Kinase 3Mitogen-Activated Protein KinasesNeovascularization, PathologicNitric Oxide SynthaseProtein Serine-Threonine KinasesProtein Structure, TertiaryProto-Oncogene ProteinsProto-Oncogene Proteins c-aktSignal TransductionStress, MechanicalTemperatureTime FactorsTranscription, GeneticConceptsT2-TrpRSStress-responsive gene expressionHuman tryptophanyl-tRNA synthetaseStress-responsive genesExtracellular signal-regulated kinase 1/2Growth factor stimulationHuman tRNA SynthetaseSignal-regulated kinase 1/2Natural splice variantProtein kinase BShear stress-responsive genesVascular endothelial growth factor (VEGF) stimulationTryptophanyl-tRNA synthetaseVascular homeostasisGrowth factor-induced angiogenesisVascular endothelial growth factor-induced angiogenesisCytoskeletal reorganizationProtein kinaseFactor stimulationAngiogenesis-related activitiesGene expressionKinase BKinase 1/2TRNA synthetaseEndothelial cell responses
2002
Activation of Rac1 by shear stress in endothelial cells mediates both cytoskeletal reorganization and effects on gene expression
Tzima E, Del Pozo MA, Kiosses WB, Mohamed SA, Li S, Chien S, Schwartz MA. Activation of Rac1 by shear stress in endothelial cells mediates both cytoskeletal reorganization and effects on gene expression. The EMBO Journal 2002, 21: 6791-6800. PMID: 12486000, PMCID: PMC139108, DOI: 10.1093/emboj/cdf688.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCattleCell AdhesionCells, CulturedCytoskeletonDimerizationEnergy TransferEnzyme ActivationGene Expression RegulationGenes, DominantGreen Fluorescent ProteinsGTP PhosphohydrolasesIntercellular Adhesion Molecule-1LeukocytesLuciferasesLuminescent ProteinsMicroscopy, FluorescenceNF-kappa BPlasmidsProtein TransportRac GTP-Binding ProteinsRac1 GTP-Binding ProteinSpectrometry, FluorescenceStress, MechanicalTime FactorsTransfectionConceptsGene expressionFluorescence resonance energy transferSmall GTPase RacActivation of Rac1Endothelial cellsFocal adhesionsCytoskeletal organizationCytoskeletal reorganizationGTPase RacRac1 activationAdhesion receptorsResonance energy transferExtracellular matrixNuclear factor-kappaBNew integrinRac1Hemodynamic shear stressSubsequent expressionFactor-kappaBCell alignmentExpressionUnifying modelHemodynamic forcesCell adhesion molecule-1Cells
2000
The Molecular Adapter SLP-76 Relays Signals from Platelet Integrin αIIbβ3 to the Actin Cytoskeleton*
Obergfell A, Judd B, del Pozo M, Schwartz M, Koretzky G, Shattil S. The Molecular Adapter SLP-76 Relays Signals from Platelet Integrin αIIbβ3 to the Actin Cytoskeleton*. Journal Of Biological Chemistry 2000, 276: 5916-5923. PMID: 11113155, DOI: 10.1074/jbc.m010639200.Peer-Reviewed Original ResearchMeSH KeywordsActinsAdaptor Proteins, Signal TransducingAnimalsBlood PlateletsCell AdhesionCell Cycle ProteinsCHO CellsCricetinaeCytoskeletonEnzyme PrecursorsFibrinogenHumansIntracellular Signaling Peptides and ProteinsPhosphoproteinsPhosphorylationPlatelet Glycoprotein GPIIb-IIIa ComplexProtein BindingProtein-Tyrosine KinasesProto-Oncogene ProteinsProto-Oncogene Proteins c-vavPseudopodiaRac GTP-Binding ProteinsSignal TransductionSyk KinaseConceptsSLP-76SLAP-130Lamellipodia formationSLP-76 functionAdhesion-dependent activationCHO cell adhesionCell expression systemSLP-76 phosphorylationChinese hamster ovary cell expression systemSLP-76 expressionSyk tyrosine kinasePlatelet integrin αIIbβ3Sites of adhesionRac effectorPAK kinasesActin cytoskeletonAdherent CHO cellsExchange factorActin rearrangementCytoskeletal reorganizationActin reorganizationTyrosine phosphorylationExpression systemCell spreadingTyrosine kinase