Chemokine-coupled β2 integrin–induced macrophage Rac2–Myosin IIA interaction regulates VEGF-A mRNA stability and arteriogenesis
Morrison AR, Yarovinsky TO, Young BD, Moraes F, Ross TD, Ceneri N, Zhang J, Zhuang ZW, Sinusas AJ, Pardi R, Schwartz MA, Simons M, Bender JR. Chemokine-coupled β2 integrin–induced macrophage Rac2–Myosin IIA interaction regulates VEGF-A mRNA stability and arteriogenesis. Journal Of Experimental Medicine 2014, 211: 1957-1968. PMID: 25180062, PMCID: PMC4172219, DOI: 10.1084/jem.20132130.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsArteriesCD18 AntigensDNA PrimersFlow CytometryHumansMiceMice, Inbred C57BLMonocytesNeovascularization, PhysiologicNonmuscle Myosin Type IIARac GTP-Binding ProteinsReal-Time Polymerase Chain ReactionReceptors, CCR2RNA StabilityVascular Endothelial Growth Factor AX-Ray MicrotomographyConceptsMyosin IIASignal transduction eventsHuR translocationRapid nuclearTransduction eventsProteomic analysisProtein HuR.Induction of arteriogenesisMRNA stabilityMRNA stabilizationNovel roleCytosolic translocationMyosin-9ICAM-1 adhesionReceptor engagementDevelopmental vasculogenesisCellular effectorsMolecular triggersTranslocationHeavy chainGrowth factorMyeloid cellsVascular endothelial growth factorKey molecular triggerCCL2 stimulationTension-Sensitive Actin Assembly Supports Contractility at the Epithelial Zonula Adherens
Leerberg JM, Gomez GA, Verma S, Moussa EJ, Wu SK, Priya R, Hoffman BD, Grashoff C, Schwartz MA, Yap AS. Tension-Sensitive Actin Assembly Supports Contractility at the Epithelial Zonula Adherens. Current Biology 2014, 24: 1689-1699. PMID: 25065757, PMCID: PMC5103636, DOI: 10.1016/j.cub.2014.06.028.Peer-Reviewed Original ResearchConceptsMena/VASPActin assemblyEpithelial zonula adherensZonula adherensMyosin II activationActin filament turnoverCadherin junctionsActomyosin apparatusVASP proteinsActin scaffoldFilament turnoverActin filamentsJunctional integrityVinculinPhysical interactionTissue integrityActomyosin systemEpithelial cellsAdherensAssemblyContractile apparatusRegulationVASPEffective contractilityUnderlying mechanism