2019
MKL1-actin pathway restricts chromatin accessibility and prevents mature pluripotency activation
Hu X, Liu ZZ, Chen X, Schulz VP, Kumar A, Hartman AA, Weinstein J, Johnston JF, Rodriguez EC, Eastman AE, Cheng J, Min L, Zhong M, Carroll C, Gallagher PG, Lu J, Schwartz M, King MC, Krause DS, Guo S. MKL1-actin pathway restricts chromatin accessibility and prevents mature pluripotency activation. Nature Communications 2019, 10: 1695. PMID: 30979898, PMCID: PMC6461646, DOI: 10.1038/s41467-019-09636-6.Peer-Reviewed Original ResearchConceptsCell fate reprogrammingChromatin accessibilityActin cytoskeletonSomatic cell reprogrammingPluripotency transcription factorsGlobal chromatin accessibilityGenomic accessibilityCytoskeleton (LINC) complexCell reprogrammingCytoskeletal genesTranscription factorsReprogrammingPluripotencyChromatinCytoskeletonMKL1Unappreciated aspectPathwayNuclear volumeNucleoskeletonSUN2CellsActivationGenesExpressionPromoters to Study Vascular Smooth Muscle
Chakraborty R, Saddouk FZ, Carrao AC, Krause DS, Greif DM, Martin KA. Promoters to Study Vascular Smooth Muscle. Arteriosclerosis Thrombosis And Vascular Biology 2019, 39: 603-612. PMID: 30727757, PMCID: PMC6527360, DOI: 10.1161/atvbaha.119.312449.Peer-Reviewed Original ResearchMeSH KeywordsActinsAnimalsCell LineCell LineageCell TransdifferentiationGene Expression RegulationGene Knockout TechniquesGene TargetingHumansMiceMicrofilament ProteinsMuscle ProteinsMuscle, Smooth, VascularMyocytes, Smooth MuscleMyofibroblastsMyosin Heavy ChainsNeovascularization, PathologicNeovascularization, PhysiologicPhenotypePromoter Regions, GeneticRecombinant Fusion ProteinsConceptsSmooth muscle cellsCre driver linesDiversity of phenotypesMuscle cell typesVisceral smooth muscle cellsSMC transdifferentiationActa2 promoterRemarkable plasticityExciting new eraSMC functionCell typesCre linesEmbryonic heartExciting discoveriesPhenotypeMuscle cellsPerivascular adipocytesPromoterVascular smooth muscleNonmuscular cellsExpressionMyeloid cellsCardiovascular phenotypesCellsBlood vessel wallSingle-cell microRNA-mRNA co-sequencing reveals non-genetic heterogeneity and mechanisms of microRNA regulation
Wang N, Zheng J, Chen Z, Liu Y, Dura B, Kwak M, Xavier-Ferrucio J, Lu YC, Zhang M, Roden C, Cheng J, Krause DS, Ding Y, Fan R, Lu J. Single-cell microRNA-mRNA co-sequencing reveals non-genetic heterogeneity and mechanisms of microRNA regulation. Nature Communications 2019, 10: 95. PMID: 30626865, PMCID: PMC6327095, DOI: 10.1038/s41467-018-07981-6.Peer-Reviewed Original ResearchConceptsSame single cellMicroRNA-mRNASingle cellsGenome-scale analysisNon-genetic cellNon-genetic heterogeneityMultiple omic profilesGenomic approachesMicroRNA regulationMolecular regulationTarget mRNAsExpression variabilityCellular pathwaysRegulatory relationshipsLevels of microRNAsIntercellular heterogeneityOmics profilesIntercellular variabilityCell heterogeneityMRNA profilesMicroRNAsMRNACellsRegulationExpression
2014
Nonstochastic Reprogramming from a Privileged Somatic Cell State
Guo S, Zi X, Schulz VP, Cheng J, Zhong M, Koochaki SH, Megyola CM, Pan X, Heydari K, Weissman SM, Gallagher PG, Krause DS, Fan R, Lu J. Nonstochastic Reprogramming from a Privileged Somatic Cell State. Cell 2014, 156: 649-662. PMID: 24486105, PMCID: PMC4318260, DOI: 10.1016/j.cell.2014.01.020.Peer-Reviewed Original ResearchConceptsSomatic cell stateCell statesAcquisition of pluripotencyMurine hematopoietic progenitorsEndogenous Oct4Cell cycle accelerationNonstochastic mannerSomatic cellsProgeny cellsPluripotent fateYamanaka factorsCell cycleHematopoietic progenitorsP53 knockdownPluripotencyReprogrammingCycling populationFactor expressionCellsFibroblastsImportant bottleneckKnockdownProgenitorsFateExpression
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
2004
Lack of a Fusion Requirement for Development of Bone Marrow-Derived Epithelia
Harris RG, Herzog EL, Bruscia EM, Grove JE, Van Arnam JS, Krause DS. Lack of a Fusion Requirement for Development of Bone Marrow-Derived Epithelia. Science 2004, 305: 90-93. PMID: 15232107, DOI: 10.1126/science.1098925.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBeta-GalactosidaseBone Marrow CellsBone Marrow TransplantationCell DifferentiationCell FusionCobra Cardiotoxin ProteinsElapid VenomsEpithelial CellsFemaleGreen Fluorescent ProteinsHepatocytesKeratinocytesKeratinsLuminescent ProteinsMaleMiceMice, TransgenicMuscle CellsRadiation, IonizingRecombinasesRecombination, GeneticReverse Transcriptase Polymerase Chain ReactionStem CellsX ChromosomeY ChromosomeConceptsCell-cell fusionBone marrow-derived cellsCre/lox systemGreen fluorescent protein expressionFluorescent protein expressionEpithelial cellsDevelopmental plasticityLox systemCell fusionProtein expressionMarrow-derived cellsTransgenic miceCellsBone marrowFusionFusion requirementsPlasticityExpression
1997
Multilineage gene expression precedes commitment in the hemopoietic system.
Hu M, Krause D, Greaves M, Sharkis S, Dexter M, Heyworth C, Enver T. Multilineage gene expression precedes commitment in the hemopoietic system. Genes & Development 1997, 11: 774-785. PMID: 9087431, DOI: 10.1101/gad.11.6.774.Peer-Reviewed Original ResearchConceptsGene expression programsMultilineage gene expressionLineage specificationExpression programsGene activityLocus activationMultipotential stateGene expressionCytokine receptorsHemopoietic stemGranulocytic lineageProgenitor cellsSingle-cell RT-PCRSame cellsHemopoietic systemRT-PCRExclusive commitmentCell RT-PCRCellsLineagesCoexpressionDifferentiationExpressionStemActivation