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 timeRole
2010
Different Roles of G Protein Subunits β1 and β2 in Neutrophil Function Revealed by Gene Expression Silencing in Primary Mouse Neutrophils*
Zhang Y, Tang W, Jones MC, Xu W, Halene S, Wu D. Different Roles of G Protein Subunits β1 and β2 in Neutrophil Function Revealed by Gene Expression Silencing in Primary Mouse Neutrophils*. Journal Of Biological Chemistry 2010, 285: 24805-24814. PMID: 20525682, PMCID: PMC2915716, DOI: 10.1074/jbc.m110.142885.Peer-Reviewed Original ResearchConceptsGene expressionShort hairpin RNAPrimary mouse neutrophilsHairpin RNADirectional cell migrationFluorescent marker proteinsMouse neutrophilsMouse bone marrow cellsHost innate immunityDouble knockdownExcellent systemIngested bacteriaCell migrationMarker proteinsDivergent rolesKnockdownHematopoietic cellsHematopoietic systemBone marrow cellsSubunits β1Retroviral vectorsInnate immunityBacterial phagocytosisRNAExpressionSerum 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
C/EBPε directs granulocytic-vs-monocytic lineage determination and confers chemotactic function via Hlx
Halene S, Gaines P, Sun H, Zibello T, Lin S, Khanna-Gupta A, Williams SC, Perkins A, Krause D, Berliner N. C/EBPε directs granulocytic-vs-monocytic lineage determination and confers chemotactic function via Hlx. Experimental Hematology 2009, 38: 90-103.e4. PMID: 19925846, PMCID: PMC2827304, DOI: 10.1016/j.exphem.2009.11.004.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBone Marrow CellsCCAAT-Enhancer-Binding ProteinsCell DifferentiationCell LineChemotaxis, LeukocyteGene ExpressionGranulocyte-Macrophage Colony-Stimulating FactorGranulocytesHematopoietic Stem CellsHomeodomain ProteinsMiceMice, KnockoutMonocytesMyelopoiesisNeutrophilsReceptors, ChemokineTranscription FactorsTransduction, GeneticConceptsKO cellsNew regulatory functionCommon myeloid progenitorsNeutrophil-specific granule deficiencyProgenitor cell lineCell linesRestoration of expressionDifferentiated cell linesSpecific granule deficiencyLineage-specific cell surface antigensLineage decisionsLineage determinationEpsilon geneCCAAT enhancerDeficiency phenotypeRegulatory functionsChemotaxis defectIntermediate cell typeKO bone marrowPerformed expressionNeutrophil differentiationCell typesFunctional studiesNeutrophil maturationMyeloid progenitors