2015
Rac1 functions as a reversible tension modulator to stabilize VE-cadherin trans-interaction
Daneshjou N, Sieracki N, van Nieuw Amerongen GP, Conway D, Schwartz M, Komarova Y, Malik A. Rac1 functions as a reversible tension modulator to stabilize VE-cadherin trans-interaction. Journal Of Cell Biology 2015, 208: 23-32. PMID: 25559184, PMCID: PMC4284224, DOI: 10.1083/jcb.201409108.Peer-Reviewed Original ResearchActomyosinAdherens JunctionsAntigens, CDCadherinsCell AdhesionCells, CulturedEndothelial CellsEnzyme ActivationHumansKineticsMicroscopy, FluorescenceMicroscopy, VideoModels, BiologicalMyosin Type IIProtein BindingProtein Kinase InhibitorsProtein MultimerizationProtein StabilityRac1 GTP-Binding ProteinRho-Associated KinasesTime-Lapse ImagingTransfection
2011
Effects of integrin-mediated cell adhesion on plasma membrane lipid raft components and signaling
Norambuena A, Schwartz MA. Effects of integrin-mediated cell adhesion on plasma membrane lipid raft components and signaling. Molecular Biology Of The Cell 2011, 22: 3456-3464. PMID: 21795400, PMCID: PMC3172269, DOI: 10.1091/mbc.e11-04-0361.Peer-Reviewed Original ResearchConceptsLipid raft componentsRaft componentsLipid raftsCyclic adenosine monophosphateCell detachmentCell adhesionLipid raft markersGlycosylphosphatidylinositol-linked proteinsRaft associationRaft markersRho GTPasesNonraft fractionsDetachment of cellsElevation of cAMPStudy of integrinsTermination of growthPlasma membraneH-RasAnchorage dependenceKey defenseCell growthFlotillin2Sucrose gradientsCancer metastasisLipid tailsLight‐Triggered Myosin Activation for Probing Dynamic Cellular Processes
Goguen BN, Hoffman BD, Sellers JR, Schwartz MA, Imperiali B. Light‐Triggered Myosin Activation for Probing Dynamic Cellular Processes. Angewandte Chemie International Edition 2011, 50: 5667-5670. PMID: 21542072, PMCID: PMC3406609, DOI: 10.1002/anie.201100674.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsAntibodiesChlorocebus aethiopsCOS CellsLightMicroscopy, FluorescenceMolecular Sequence DataMyosinsPeptidesPhosphorylationPhosphoserineConceptsDynamic cellular processesSuper-Resolution Microscopy: A New Dimension in Focal Adhesions
Schwartz MA. Super-Resolution Microscopy: A New Dimension in Focal Adhesions. Current Biology 2011, 21: r115-r116. PMID: 21300274, DOI: 10.1016/j.cub.2010.12.025.Peer-Reviewed Original Research
2004
VE-cadherin Links tRNA Synthetase Cytokine to Anti-angiogenic Function*
Tzima E, Reader JS, Irani-Tehrani M, Ewalt KL, Schwartz MA, Schimmel P. VE-cadherin Links tRNA Synthetase Cytokine to Anti-angiogenic Function*. Journal Of Biological Chemistry 2004, 280: 2405-2408. PMID: 15579907, DOI: 10.1074/jbc.c400431200.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acyl-tRNA SynthetasesAngiogenesis InhibitorsAnimalsAntigens, CDAortaBlotting, WesternCadherinsCattleCell MovementCells, CulturedCytokinesEndothelium, VascularEnzyme ActivationExtracellular Signal-Regulated MAP KinasesGap JunctionsGreen Fluorescent ProteinsImmunoprecipitationMicroscopy, ConfocalMicroscopy, FluorescenceNeovascularization, PathologicProtein BindingRecombinant ProteinsSignal TransductionTryptophan-tRNA LigaseVascular Endothelial Growth Factor AConceptsT2-TrpRSp21-activated Kinase Regulates Endothelial Permeability through Modulation of Contractility*
Stockton RA, Schaefer E, Schwartz MA. p21-activated Kinase Regulates Endothelial Permeability through Modulation of Contractility*. Journal Of Biological Chemistry 2004, 279: 46621-46630. PMID: 15333633, DOI: 10.1074/jbc.m408877200.Peer-Reviewed Original ResearchMeSH KeywordsActinsAnimalsBlotting, WesternCattleCell CommunicationCells, CulturedCytokinesCytoskeletonEndothelium, VascularEnzyme ActivationHumansInflammationIschemiaMicroscopy, FluorescenceMuscle ContractionMyosin Light ChainsP21-Activated KinasesPeptidesPhosphorylationProtein Serine-Threonine KinasesProtein TransportThrombinTime FactorsTransfectionUmbilical VeinsConceptsP21-activated kinaseClose cell-cell associationsEndothelial cell-cell junctionsCell-cell junctionsActin stress fibersCell-cell associationsSuitable drug targetsGrowth factorMyosin phosphorylationHuman umbilical vein endothelial cellsCentral regulatorStress fibersUmbilical vein endothelial cellsEndothelial cellsPAK activationDrug targetsVein endothelial cellsCell contractilityMultiple growth factorsParacellular poresEndothelial permeabilityPhosphorylationPathological processesPathological conditionsPotential role
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 responsesRho-ROCK-LIMK-Cofilin Pathway Regulates Shear Stress Activation of Sterol Regulatory Element Binding Proteins
Lin T, Zeng L, Liu Y, DeFea K, Schwartz MA, Chien S, Shyy J. Rho-ROCK-LIMK-Cofilin Pathway Regulates Shear Stress Activation of Sterol Regulatory Element Binding Proteins. Circulation Research 2003, 92: 1296-1304. PMID: 12775580, DOI: 10.1161/01.res.0000078780.65824.8b.Peer-Reviewed Original ResearchMeSH KeywordsActin Depolymerizing FactorsActinsAnimalsCattleCCAAT-Enhancer-Binding ProteinsCell AdhesionCells, CulturedCHO CellsCricetinaeDNA-Binding ProteinsEndothelium, VascularHumansIntracellular Signaling Peptides and ProteinsLim KinasesLuciferasesMembrane ProteinsMicrofilament ProteinsMicroscopy, FluorescenceMutationPlasmidsProtein KinasesProtein Serine-Threonine KinasesProtein TransportProteinsRho GTP-Binding ProteinsRho-Associated KinasesSignal TransductionSterol Regulatory Element Binding Protein 1Sterol Regulatory Element Binding Protein 2Stress, MechanicalTranscription FactorsTransfectionConceptsSterol regulatory element-binding proteinLIMK-cofilin pathwayRegulatory element-binding proteinLIM kinaseElement-binding proteinRho-ROCKBinding proteinFluid shear stressSREBP cleavage-activating proteinSignal transduction pathwaysSmall GTPase RhoStress activationShear stress activationGolgi transportS2P proteasesTransduction pathwaysNegative mutantGTPase RhoSREBP activationIntegrin activationEndoplasmic reticulumEndothelial cell functionVascular endothelial cellsCaspase-3Protein
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-1CellsEffects of cell tension on the small GTPase Rac
Katsumi A, Milanini J, Kiosses WB, del Pozo MA, Kaunas R, Chien S, Hahn KM, Schwartz MA. Effects of cell tension on the small GTPase Rac. Journal Of Cell Biology 2002, 158: 153-164. PMID: 12105187, PMCID: PMC2173027, DOI: 10.1083/jcb.200201105.Peer-Reviewed Original ResearchMeSH KeywordsAmidesAnimalsAzepinesCell LineCell MembraneCell MovementCollagenDose-Response Relationship, DrugEnergy TransferGTP PhosphohydrolasesGuanine Nucleotide Exchange FactorsMicroscopy, FluorescenceMicroscopy, Phase-ContrastMicroscopy, VideoNaphthalenesNeoplasm ProteinsProteinsPseudopodiaPyridinesRac GTP-Binding ProteinsRatsStress, MechanicalT-Lymphoma Invasion and Metastasis-inducing Protein 1Time FactorsTransfection
2001
Rac recruits high-affinity integrin αvβ3 to lamellipodia in endothelial cell migration
Kiosses W, Shattil S, Pampori N, Schwartz M. Rac recruits high-affinity integrin αvβ3 to lamellipodia in endothelial cell migration. Nature Cell Biology 2001, 3: 316-320. PMID: 11231584, DOI: 10.1038/35060120.Peer-Reviewed Original ResearchAndrostadienesAnimalsAntibodies, MonoclonalCattleCell MovementCells, CulturedChromonesCollagenEndothelium, VascularEnzyme InhibitorsGenes, ReporterImmunoglobulin FragmentsMicroinjectionsMicroscopy, FluorescenceMorpholinesPhosphoinositide-3 Kinase InhibitorsProtein BindingPseudopodiaRac GTP-Binding ProteinsReceptors, VitronectinRecombinant Fusion ProteinsTransfectionWortmannin