2015
Regulation of actin polymerization by tropomodulin-3 controls megakaryocyte actin organization and platelet biogenesis
Sui Z, Nowak RB, Sanada C, Halene S, Krause DS, Fowler VM. Regulation of actin polymerization by tropomodulin-3 controls megakaryocyte actin organization and platelet biogenesis. Blood 2015, 126: 520-530. PMID: 25964668, PMCID: PMC4513252, DOI: 10.1182/blood-2014-09-601484.Peer-Reviewed Original ResearchMeSH KeywordsActin CytoskeletonAnimalsApoptosisBlood PlateletsBlotting, WesternCell MembraneCell ProliferationCells, CulturedCytoplasmEmbryo, MammalianFemaleFluorescent Antibody TechniqueHematopoiesisHemorrhageImmunoprecipitationMegakaryocytesMiceMice, KnockoutMicroscopy, ConfocalMicroscopy, Electron, TransmissionMicroscopy, FluorescencePloidiesPolymerizationTropomodulinConceptsPlatelet biogenesisDemarcation membrane systemF-actinTropomodulin-3Organelle distributionProplatelet formationActin polymerizationF-actin cappingF-actin organizationF-actin cytoskeletonWild-type megakaryocytesActin cytoskeletonActin organizationMK differentiationTmod isoformsLarge proplateletsBiogenesisContractile bundlesActin filamentsDMS formationBinds tropomyosinBud sizeMK numberConfocal microscopyCytoskeleton
2012
Induction of megakaryocyte differentiation drives nuclear accumulation and transcriptional function of MKL1 via actin polymerization and RhoA activation
Smith EC, Teixeira AM, Chen RC, Wang L, Gao Y, Hahn KL, Krause DS. Induction of megakaryocyte differentiation drives nuclear accumulation and transcriptional function of MKL1 via actin polymerization and RhoA activation. Blood 2012, 121: 1094-1101. PMID: 23243284, PMCID: PMC3575755, DOI: 10.1182/blood-2012-05-429993.Peer-Reviewed Original ResearchMeSH KeywordsActinsAnimalsCell DifferentiationCell Line, TumorCell NucleusDNA-Binding ProteinsEnzyme ActivationHumansMegakaryocyte Progenitor CellsMegakaryocytesMiceOncogene Proteins, FusionProtein MultimerizationRhoA GTP-Binding ProteinSerum Response FactorTetradecanoylphorbol AcetateThrombopoietinTrans-ActivatorsConceptsMegakaryocyte differentiationActin polymerizationSubcellular localizationSerum response factor (SRF) transcriptional activityRhoA activitySRF target genesComplex cellular responsesFactor transcriptional activityMuscle cell typesCell-type specificHuman erythroleukemia cellsPrimary megakaryocytesTranscriptional regulatorsActin organizationCellular functionsTranscriptional functionSRF activityNuclear localizationTarget genesMegakaryocytic differentiationTranscriptional activityNuclear accumulationErythroleukemia cellsMolecular mechanismsRhoA activation