2021
MRTFA: A critical protein in normal and malignant hematopoiesis and beyond
Reed F, Larsuel ST, Mayday MY, Scanlon V, Krause DS. MRTFA: A critical protein in normal and malignant hematopoiesis and beyond. Journal Of Biological Chemistry 2021, 296: 100543. PMID: 33722605, PMCID: PMC8079280, DOI: 10.1016/j.jbc.2021.100543.Peer-Reviewed Original ResearchConceptsMalignant hematopoiesisActin cytoskeleton dynamicsCritical cellular functionsResponse factorSerum response factorTranscription factor ACellular rolesImmediate early genesProtein partnersTranscriptional regulationCytoskeleton dynamicsCellular functionsTranscriptional targetsTranscription factorsCytoskeletal proteinsCritical proteinsMRTFAEarly genesCell typesChromosomal translocationsHematopoietic cellsCell growthFactor AHematopoiesisMuscle cells
2018
MRTFA augments megakaryocyte maturation by enhancing the SRF regulatory axis
Rahman NT, Schulz VP, Wang L, Gallagher PG, Denisenko O, Gualdrini F, Esnault C, Krause DS. MRTFA augments megakaryocyte maturation by enhancing the SRF regulatory axis. Blood Advances 2018, 2: 2691-2703. PMID: 30337297, PMCID: PMC6199649, DOI: 10.1182/bloodadvances.2018019448.Peer-Reviewed Original ResearchConceptsSerum response factorHEL cellsTarget genesBinding of SRFMegakaryocyte maturationActivity of SRFSRF target genesUpregulated target genesMyocardin family proteinsTernary complex factor familyTransformation-specific proteinsPrimary hematopoietic cellsHuman erythroleukemia cell lineErythroleukemia cell lineCArG sitesPrimary human CD34Genomic sitesGenomic regionsChromatin immunoprecipitationETS factorsTranscription factorsHuman megakaryopoiesisGenomic associationsMRTFAFactor family
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
2010
Serum response factor is an essential transcription factor in megakaryocytic maturation
Halene S, Gao Y, Hahn K, Massaro S, Italiano JE, Schulz V, Lin S, Kupfer GM, Krause DS. Serum response factor is an essential transcription factor in megakaryocytic maturation. Blood 2010, 116: 1942-1950. PMID: 20525922, PMCID: PMC3173990, DOI: 10.1182/blood-2010-01-261743.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBleeding TimeBlood PlateletsBone Marrow CellsCell DifferentiationCell LineageCells, CulturedCytoskeletonFemaleFlow CytometryGene Expression ProfilingLuminescent ProteinsMaleMegakaryocytesMiceMice, Inbred C57BLMice, KnockoutMice, TransgenicMicroscopy, Electron, TransmissionPlatelet CountPlatelet Factor 4Reverse Transcriptase Polymerase Chain ReactionSerum Response FactorThrombocytopeniaTranscription FactorsConceptsSerum response factorCytoskeletal genesTranscription factorsMADS-box transcription factorsRole of SRFNormal megakaryocyte maturationAbnormal actin distributionResponse factorEssential transcription factorNormal Mendelian frequencyMegakaryocyte developmentMuscle differentiationPF4-Cre miceStress fibersMegakaryocyte maturationMegakaryocytic maturationActin distributionMegakaryocytic lineageMendelian frequencyMegakaryocyte progenitorsVivo assaysCFU-MKGenesPlatelet productionCritical role
2009
Role for MKL1 in megakaryocytic maturation
Cheng EC, Luo Q, Bruscia EM, Renda MJ, Troy JA, Massaro SA, Tuck D, Schulz V, Mane SM, Berliner N, Sun Y, Morris SW, Qiu C, Krause DS. Role for MKL1 in megakaryocytic maturation. Blood 2009, 113: 2826-2834. PMID: 19136660, PMCID: PMC2661865, DOI: 10.1182/blood-2008-09-180596.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBlood Cell CountBone MarrowCell DifferentiationCell Line, TumorCells, CulturedDNA-Binding ProteinsGene Expression ProfilingGene Expression RegulationHumansLeukemia, Erythroblastic, AcuteMegakaryocytesMiceMice, Inbred C57BLMice, KnockoutOligonucleotide Array Sequence AnalysisOncogene Proteins, FusionPloidiesRecombinant Fusion ProteinsRNA InterferenceRNA, Small InterferingSerum Response FactorThrombocytopeniaThrombopoiesisThrombopoietinTrans-ActivatorsConceptsMegakaryoblastic leukemia 1Reduced platelet countsSerum response factorMegakaryocytic differentiationPeripheral bloodPlatelet countMKL1 expressionMegakaryoblastic leukemiaBone marrow megakaryocytesMuscle cellsPresence of thrombopoietinPhysiologic maturationHuman erythroleukemia cell lineIncreased numberMarrow megakaryocytesCell linesErythroleukemia cell lineMegakaryocytesMegakaryocytic maturationDifferentiated muscle cellsOverexpressionConcurrent increaseMuscle differentiationCellsMaturation
2008
Influence of Culture Medium on Smooth Muscle Cell Differentiation from Human Bone Marrow–Derived Mesenchymal Stem Cells
Gong Z, Calkins G, Cheng EC, Krause D, Niklason LE. Influence of Culture Medium on Smooth Muscle Cell Differentiation from Human Bone Marrow–Derived Mesenchymal Stem Cells. Tissue Engineering Part A 2008, 15: 319-330. PMID: 19115826, PMCID: PMC2716410, DOI: 10.1089/ten.tea.2008.0161.Peer-Reviewed Original Research