2020
Current understanding of human megakaryocytic-erythroid progenitors and their fate determinants.
Kwon N, Thompson EN, Mayday MY, Scanlon V, Lu YC, Krause DS. Current understanding of human megakaryocytic-erythroid progenitors and their fate determinants. Current Opinion In Hematology 2020, 28: 28-35. PMID: 33186151, PMCID: PMC7737300, DOI: 10.1097/moh.0000000000000625.Peer-Reviewed Original ResearchConceptsMegakaryocyte-erythroid progenitorsFate decisionsCell fate decisionsMegakaryocytic-erythroid progenitorsGene expression patternsProgenitor cell biologyFate determinantsFate determinationCurrent understandingTranscription factorsCell biologyExpression patternsPluripotent progenitorsProgenitorsModel systemExtrinsic factorsBiologyDisease statesFateDevelopment leadEpigeneticsMegakaryocytesUnderstandingDiscoveryIsolation
2012
MKL1 and MKL2 play redundant and crucial roles in megakaryocyte maturation and platelet formation
Smith EC, Thon JN, Devine MT, Lin S, Schulz VP, Guo Y, Massaro SA, Halene S, Gallagher P, Italiano JE, Krause DS. MKL1 and MKL2 play redundant and crucial roles in megakaryocyte maturation and platelet formation. Blood 2012, 120: 2317-2329. PMID: 22806889, PMCID: PMC3447785, DOI: 10.1182/blood-2012-04-420828.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine DiphosphateAnimalsBleeding TimeBlood PlateletsBone Marrow CellsCells, CulturedCrosses, GeneticCytoplasmCytoskeletonGene Expression ProfilingHematopoiesisMegakaryocytesMiceMice, Inbred C57BLMice, KnockoutOligonucleotide Array Sequence AnalysisPlatelet ActivationThrombocytopeniaTrans-ActivatorsTranscription FactorsConceptsMegakaryocyte maturationPlatelet formationSerum response factorSerum response factor expressionMembrane organizationGene expressionMKL1MKL2Response factorDKO miceKO backgroundMegakaryocyte compartmentMegakaryocytesCritical roleMegakaryocyte ploidyExpressionMaturationKnockout miceFactor expressionCrucial roleHomologuesGenesMiceProlonged bleeding timeRoleRole of RhoA-Specific Guanine Exchange Factors in Regulation of Endomitosis in Megakaryocytes
Gao Y, Smith E, Ker E, Campbell P, Cheng EC, Zou S, Lin S, Wang L, Halene S, Krause DS. Role of RhoA-Specific Guanine Exchange Factors in Regulation of Endomitosis in Megakaryocytes. Developmental Cell 2012, 22: 573-584. PMID: 22387001, PMCID: PMC3306542, DOI: 10.1016/j.devcel.2011.12.019.Peer-Reviewed Original ResearchConceptsGEF-H1Efficient platelet productionExchange factor GEF-H1Guanine exchange factorGEF-H1 knockdownDevelopment of aneuploidyGEF-H1 expressionMK polyploidizationExchange factorPloidy defectsAberrant mitosisDevelopmental processesExogenous expressionPolyploidizationRhoA activationEndomitotic cyclePrimary cellsUnknown mechanismMechanistic insightsECT2EndomitosisAneuploid cancersPlatelet productionMegakaryocytesDownregulation
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