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 volumeNucleoskeletonSUN2CellsActivationGenesExpression
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 bottleneckKnockdownProgenitorsFateExpressionLong noncoding RNAs in erythropoiesis
Gallagher PG. Long noncoding RNAs in erythropoiesis. Blood 2014, 123: 465-466. PMID: 24458276, DOI: 10.1182/blood-2013-12-538306.Peer-Reviewed Original Research
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
2008
An insulator with barrier-element activity promotes α-spectrin gene expression in erythroid cells
Gallagher PG, Nilson DG, Steiner LA, Maksimova YD, Lin JY, Bodine DM. An insulator with barrier-element activity promotes α-spectrin gene expression in erythroid cells. Blood 2008, 113: 1547-1554. PMID: 19008453, PMCID: PMC2644083, DOI: 10.1182/blood-2008-06-164954.Peer-Reviewed Original ResearchConceptsIntron 1Erythroid cellsErythrocyte membrane protein genesExon 1Chicken HS4 insulatorGamma-globin proteinChromatin immunoprecipitation assaysEarly erythroid developmentMembrane protein geneAlpha-spectrin geneTissue-specific expressionMembrane biogenesisErythroid developmentGlobin genesHS4 insulatorImmunoprecipitation assaysProtein geneReporter geneGene expressionDevelopmental stagesGenesPromoterAdult erythrocytesExpressionSpectrin
2006
Novel Role for EKLF in Megakaryocyte-Erythroid Differential Lineage Commitment.
Frontelo M, Manwani D, Galdass M, Karsunky H, Gallagher P, Bieker J. Novel Role for EKLF in Megakaryocyte-Erythroid Differential Lineage Commitment. Blood 2006, 108: 4205. DOI: 10.1182/blood.v108.11.4205.4205.Peer-Reviewed Original ResearchEKLF expressionLineage decisionsLineage commitmentErythroid gene regulationMolecular analysisFormation of megakaryocytesGene regulationTranscriptional regulatorsUnexpected functionTranscription factorsErythroid differentiationCommon progenitorExpression profilingErythroid cellsEKLFNovel rolePrecursor cellsCell compartmentMessage levelsFunction studiesMegakaryocytesRed cell compartmentCrucial roleExpressionCells
1995
cDNA Structure, Tissue-Specific Expression, and Chromosomal Localization of the Murine Band 7.2b Gene
Gallagher P, Romana M, Lieman J, Ward D. cDNA Structure, Tissue-Specific Expression, and Chromosomal Localization of the Murine Band 7.2b Gene. Blood 1995, 86: 359-365. PMID: 7540886, DOI: 10.1182/blood.v86.1.359.bloodjournal861359.Peer-Reviewed Original ResearchConceptsTissue-specific expressionSingle membrane-spanning domainMembrane-spanning domainsBp of cDNAOpen reading frameChromosomal localizationSignificant homologyReading frameCDNA structureHuman homologueAlpha-helixProtein structureBeta sheetAmino acidsErythrocyte membranesGenesProximal regionDatabase searchingProteinSitu hybridizationCDNADistal regionWider patternsSkeletal muscleExpression