2023
Serum Response Factor Reduces Gene Expression Noise and Confers Cell State Stability
Zhang J, Wu Q, Hu X, Wang Y, Lu J, Chakraborty R, Martin K, Guo S. Serum Response Factor Reduces Gene Expression Noise and Confers Cell State Stability. Stem Cells 2023, 41: 907-915. PMID: 37386941, PMCID: PMC11009695, DOI: 10.1093/stmcls/sxad051.Peer-Reviewed Original ResearchMeSH KeywordsActinsAnimalsCell DifferentiationGene ExpressionMicePluripotent Stem CellsSerum Response FactorConceptsMouse pluripotent stem cellsSerum response factorPluripotent stem cellsCell fate stabilityRole of SRFGene expression noiseHeterogeneous gene expressionResponse factorStem cellsNaïve pluripotencyCell state heterogeneityLineage primingExpression noiseActin dynamicsCellular statesPluripotent cellsSRF functionCell statesMechanical signalingGene expressionFunctional modulationCentral mediatorSerum-containing culturesState heterogeneityCells
2022
Incorporating signaling dynamics into fate decision
Guo S. Incorporating signaling dynamics into fate decision. Blood 2022, 140: 79-80. PMID: 35834282, PMCID: PMC9283969, DOI: 10.1182/blood.2022016420.Peer-Reviewed Original Research
2021
EpoR stimulates rapid cycling and larger red cells during mouse and human erythropoiesis
Hidalgo D, Bejder J, Pop R, Gellatly K, Hwang Y, Maxwell Scalf S, Eastman AE, Chen JJ, Zhu LJ, Heuberger JAAC, Guo S, Koury MJ, Nordsborg NB, Socolovsky M. EpoR stimulates rapid cycling and larger red cells during mouse and human erythropoiesis. Nature Communications 2021, 12: 7334. PMID: 34921133, PMCID: PMC8683474, DOI: 10.1038/s41467-021-27562-4.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnimalsAntigens, CDBcl-X ProteinCD4 AntigensCell CycleCell DifferentiationCell NucleusCell SizeCell SurvivalCyclin-Dependent Kinase Inhibitor p27Embryo, MammalianErythroblastsErythrocytesErythropoiesisErythropoietinFemaleFetusHealthy VolunteersHumansIronLiverMaleMice, Inbred C57BLModels, BiologicalProtein Serine-Threonine KinasesReceptors, ErythropoietinReceptors, TransferrinReticulocytesSignal TransductionConceptsCell size regulationCell sizeSequential cell divisionsEpoR functionErythroblast survivalMouse erythroblastsCell divisionSize regulationHuman erythropoiesisErythropoietin receptorCell cycleEpoRHypoxic stressRed cell sizeHigh erythropoietinLarger red cellsWild-type miceCyclingErythroblastsRegulationHigher EPO levelsMiceRed cellsSurvivalErythropoiesis
2020
YAP Non-cell-autonomously Promotes Pluripotency Induction in Mouse Cells
Hartman AA, Scalf SM, Zhang J, Hu X, Chen X, Eastman AE, Yang C, Guo S. YAP Non-cell-autonomously Promotes Pluripotency Induction in Mouse Cells. Stem Cell Reports 2020, 14: 730-743. PMID: 32243844, PMCID: PMC7160372, DOI: 10.1016/j.stemcr.2020.03.006.Peer-Reviewed Original ResearchConceptsPluripotency inductionCell typesMouse somatic cellsMultiple stem cell typesHeterologous cell typesStem cell typesPluripotent stem cellsEarly embryogenesisSomatic cellsDistinct functionsMouse cellsMatricellular proteinYAPRecombinant CYR61Stem cellsAutonomous roleCyr61Specific cellsBystander cellsProteinCellsInductionPluripotencyEmbryogenesisControl mechanisms
2019
MLL-AF9 initiates transformation from fast-proliferating myeloid progenitors
Chen X, Burkhardt DB, Hartman AA, Hu X, Eastman AE, Sun C, Wang X, Zhong M, Krishnaswamy S, Guo S. MLL-AF9 initiates transformation from fast-proliferating myeloid progenitors. Nature Communications 2019, 10: 5767. PMID: 31852898, PMCID: PMC6920141, DOI: 10.1038/s41467-019-13666-5.Peer-Reviewed Original ResearchAnimalsCell CycleCell DifferentiationCell ProliferationCell Transformation, NeoplasticCyclin D1Disease Models, AnimalFemaleGene Expression Regulation, LeukemicGene Knock-In TechniquesHumansKaplan-Meier EstimateLeukemia, Myeloid, AcuteMaleMice, TransgenicMyeloid Progenitor CellsMyeloid-Lymphoid Leukemia ProteinOncogene Proteins, FusionPiperazinesPrimary Cell CulturePrognosisPyridinesCell cycle dynamics in the reprogramming of cellular identity
Hu X, Eastman AE, Guo S. Cell cycle dynamics in the reprogramming of cellular identity. FEBS Letters 2019, 593: 2840-2852. PMID: 31562821, DOI: 10.1002/1873-3468.13625.Peer-Reviewed Original ResearchConceptsCell fate reprogrammingCell cycle dynamicsCellular identityDaughter cellsGenome replicationCell cycleSpecific cell cycle phasesCell fate regulationCell cycle controlRapid cell cyclesCell cycle phasesCycle dynamicsFate regulationEpigenomic changesCycle controlFate controlReprogrammingCell typesBiochemical processesReplicationComplex mechanismsCycle phaseGenomeCellsProminent exampleTargeting Fibrotic Signaling: A Review of Current Literature and Identification of Future Therapeutic Targets to Improve Wound Healing.
Hetzler PT, Dash BC, Guo S, Hsia HC. Targeting Fibrotic Signaling: A Review of Current Literature and Identification of Future Therapeutic Targets to Improve Wound Healing. Annals Of Plastic Surgery 2019, 83: e92-e95. PMID: 31246672, PMCID: PMC6851445, DOI: 10.1097/sap.0000000000001955.Peer-Reviewed Original ResearchConceptsTherapeutic targetAberrant wound healing processAppropriate physiologic responseMorbid disease processSurvival of myofibroblastsWound healingFibrotic signaling pathwaysTranscription factor/serum response factor (MRTF/SRF) pathwayFuture therapeutic targetsSmooth muscle actinFuture translational researchCurrent literatureFibrotic signalingTherapeutic optionsFibrotic lesionsTissue injuryWound healing processDisease processPhysiologic responsesSerum response factor pathwayMuscle actinFactor pathwayExcessive responseFibrosisTranslational researchMKL1-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
2018
Dppa2/4 Facilitate Epigenetic Remodeling during Reprogramming to Pluripotency
Hernandez C, Wang Z, Ramazanov B, Tang Y, Mehta S, Dambrot C, Lee YW, Tessema K, Kumar I, Astudillo M, Neubert TA, Guo S, Ivanova NB. Dppa2/4 Facilitate Epigenetic Remodeling during Reprogramming to Pluripotency. Cell Stem Cell 2018, 23: 396-411.e8. PMID: 30146411, PMCID: PMC6128737, DOI: 10.1016/j.stem.2018.08.001.Peer-Reviewed Original ResearchConceptsInduced pluripotent stem cellsDNA damage response pathwayAcquisition of pluripotencyDamage response pathwayDNA methylation patternsStem cellsEmbryonic stem cellsESC enhancersPluripotent stem cellsMyc factorsPluripotent stateSomatic genesChromatin decompactionMolecular machineryEpigenetic remodelingEfficient reprogrammingResponse pathwaysSomatic cellsMethylation patternsPluripotencyHuman cellsEpigenomeEnhancerCellsKey role
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
2010
MicroRNA miR-125a controls hematopoietic stem cell number
Guo S, Lu J, Schlanger R, Zhang H, Wang JY, Fox MC, Purton LE, Fleming HH, Cobb B, Merkenschlager M, Golub TR, Scadden DT. MicroRNA miR-125a controls hematopoietic stem cell number. Proceedings Of The National Academy Of Sciences Of The United States Of America 2010, 107: 14229-14234. PMID: 20616003, PMCID: PMC2922532, DOI: 10.1073/pnas.0913574107.Peer-Reviewed Original ResearchConceptsHematopoietic stem cellsStem cell pool sizeStem cell stateLong-term hematopoietic stem cellsCell-autonomous mannerStem cellsStem cell populationCell pool sizeMiR-125aStem cell numbersHematopoietic stem cell numbersEnzyme DicerImmature hematopoietic progenitorsHematopoietic differentiationMutant animalsCell statesProgenitor cell apoptosisMicroRNA processing enzyme DicerMicroRNA clusterProapoptotic genesHSPC populationsHematopoietic expansionSpecific microRNAsUnique microRNAsHSPC apoptosisBone progenitor dysfunction induces myelodysplasia and secondary leukaemia
Raaijmakers MH, Mukherjee S, Guo S, Zhang S, Kobayashi T, Schoonmaker JA, Ebert BL, Al-Shahrour F, Hasserjian RP, Scadden EO, Aung Z, Matza M, Merkenschlager M, Lin C, Rommens JM, Scadden DT. Bone progenitor dysfunction induces myelodysplasia and secondary leukaemia. Nature 2010, 464: 852-857. PMID: 20305640, PMCID: PMC3422863, DOI: 10.1038/nature08851.Peer-Reviewed Original ResearchConceptsSpecific mesenchymal cellsMesenchymal cellsHuman bone marrow failureDeletion of Dicer1Osteolineage cellsTissue homeostasisHeterologous cellsDicer1 deletionGene expressionMature osteoblastsRegulatory nicheBone marrow failureDiamond syndromeMesenchymal subsetsStem cellsOsteoprogenitorsReduced expressionDeletionSecondary neoplastic diseaseStromal cellsMarrow failureDICER1CellsHaematopoiesisGenetic abnormalities
2008
MicroRNA-Mediated Control of Cell Fate in Megakaryocyte-Erythrocyte Progenitors
Lu J, Guo S, Ebert BL, Zhang H, Peng X, Bosco J, Pretz J, Schlanger R, Wang JY, Mak RH, Dombkowski DM, Preffer FI, Scadden DT, Golub TR. MicroRNA-Mediated Control of Cell Fate in Megakaryocyte-Erythrocyte Progenitors. Developmental Cell 2008, 14: 843-853. PMID: 18539114, PMCID: PMC2688789, DOI: 10.1016/j.devcel.2008.03.012.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigens, CD34Bone Marrow CellsCell DifferentiationCell LineageCells, CulturedErythroid CellsErythropoietinGene Expression RegulationGenes, ReporterHematopoietic Stem CellsHumansIntegrin beta3K562 CellsMegakaryocytesMiceMice, Inbred C57BLMicroRNAsModels, BiologicalPlatelet Membrane Glycoprotein IIbProto-Oncogene Proteins c-mybThrombopoietinConceptsMegakaryocyte-erythrocyte progenitorsLineage specificationTranscription factor MYBMiR-150Cell fateLineage fateRegenerative biologyErythroid cellsFunction experimentsMultipotent cellsMegakaryocytic lineageMiRNA expressionPrimary cellsCritical targetModel systemMicroRNAsProgenitorsFateRegulationCellsImportant participantsMYBLineagesMiRNAsBiology