2024
Don’t be so naïve
Horsley V, Nassereddine A. Don’t be so naïve. ELife 2024, 13: e103292. PMID: 39453398, PMCID: PMC11509665, DOI: 10.7554/elife.103292.Peer-Reviewed Original Research
2021
The LINC complex transmits integrin-dependent tension to the nuclear lamina and represses epidermal differentiation
Carley E, Stewart R, Zieman AG, Jalilian I, King DE, Zubek AE, Lin S, Horsley V, King MC. The LINC complex transmits integrin-dependent tension to the nuclear lamina and represses epidermal differentiation. ELife 2021, 10: e58541. PMID: 33779546, PMCID: PMC8051949, DOI: 10.7554/elife.58541.Peer-Reviewed Original ResearchConceptsCell fateEpidermal cell fateLinker of nucleoskeletonCell fate decisionsEpidermal differentiation genesEpidermal differentiationDirect force transmissionEpidermal stem cellsCytoskeleton (LINC) complexLINC complexFate decisionsNuclear laminaType laminsDifferentiation genesIntegrin engagementForce transductionDifferentiation concomitantChemical signalsMechanotransduction pathwaysKeratinocyte progenitorsMolecular biosensorsStem cellsKeratinocyte differentiationDifferentiationMechanical input
2020
Skin in the Game: Stem Cells in Repair, Cancer, and Homeostasis
Horsley V. Skin in the Game: Stem Cells in Repair, Cancer, and Homeostasis. Cell 2020, 181: 492-494. PMID: 32234524, DOI: 10.1016/j.cell.2020.03.019.Peer-Reviewed Original Research
2019
Lifting Each Other Up: Epidermal Stem Cells in Tissue Homeostasis
Horsley V. Lifting Each Other Up: Epidermal Stem Cells in Tissue Homeostasis. Developmental Cell 2019, 51: 296-298. PMID: 31689385, DOI: 10.1016/j.devcel.2019.10.013.Peer-Reviewed Original Research
2017
PDGFA regulation of dermal adipocyte stem cells
Rivera-Gonzalez GC, Shook BA, Horsley V. PDGFA regulation of dermal adipocyte stem cells. Stem Cell Investigation 2017, 4: 72-72. PMID: 29057244, PMCID: PMC5639037, DOI: 10.21037/sci.2017.08.03.Peer-Reviewed Original ResearchAdipocyte stem cellsBMP moleculesAdipocyte precursorsHair follicle neogenesisDermal white adipose tissueGrowth activationAntibacterial peptidesStem cellsMature adipocytesExtracellular matrix depositionFollicle neogenesisAdipose tissueFibroblast recruitmentTissue repairCentral roleMatrix depositionWhite adipose tissueSystemic metabolismSkin functionWound healingTissueObesity-related diseasesAdipogenesisRegulationAdipocytes
2016
Skin Adipocyte Stem Cell Self-Renewal Is Regulated by a PDGFA/AKT-Signaling Axis
Rivera-Gonzalez GC, Shook BA, Andrae J, Holtrup B, Bollag K, Betsholtz C, Rodeheffer MS, Horsley V. Skin Adipocyte Stem Cell Self-Renewal Is Regulated by a PDGFA/AKT-Signaling Axis. Cell Stem Cell 2016, 19: 738-751. PMID: 27746098, PMCID: PMC5135565, DOI: 10.1016/j.stem.2016.09.002.Peer-Reviewed Original ResearchMeSH KeywordsAdipocytesAdipogenesisAnimalsCD24 AntigenCell ProliferationCell Self RenewalDermisGene Expression ProfilingHyperplasiaMice, Inbred C57BLModels, BiologicalPhosphatidylinositol 3-KinasesPlatelet-Derived Growth FactorProto-Oncogene Proteins c-aktReceptor, Platelet-Derived Growth Factor alphaSignal TransductionSkinStem CellsConceptsAdipocyte stem cellsAdipogenic programLipid-filled mature adipocytesStem Cell Self-RenewalCell Self-RenewalDistinct regulatory mechanismsASC proliferationPI3K/Akt2Stem cell populationWhite adipose tissueUnrecognized regulatorSelf-RenewalRegulatory mechanismsGenetic studiesMature adipocytesPDGFA expressionStem cellsCell populationsTissue growthProliferationActive mechanismDifferent WAT depotsHair growthMaintenanceAkt2
2015
Edges of human embryonic stem cell colonies display distinct mechanical properties and differentiation potential
Rosowski KA, Mertz AF, Norcross S, Dufresne ER, Horsley V. Edges of human embryonic stem cell colonies display distinct mechanical properties and differentiation potential. Scientific Reports 2015, 5: 14218. PMID: 26391588, PMCID: PMC4585749, DOI: 10.1038/srep14218.Peer-Reviewed Original ResearchConceptsHuman embryonic stem cellsUndifferentiated coloniesDifferentiation processCell fate decisionsHuman embryonic stem cell coloniesEmbryonic stem cell coloniesEmbryonic stem cellsEdges of coloniesStrong traction forcesStem cell coloniesEarly human developmentDevelopmental decisionsFate decisionsActin organizationLive imagingColony geometryMyosin activityCellular environmentSmall coloniesAdherent coloniesDifferentiation potentialCell coloniesDifferentiation efficiencyStem cellsColoniesLoss of endogenous Nfatc1 reduces the rate of DMBA/TPA-induced skin tumorigenesis
Goldstein J, Roth E, Roberts N, Zwick R, Lin S, Fletcher S, Tadeu A, Wu C, Beck A, Zeiss C, Suárez-Fariñas M, Horsley V. Loss of endogenous Nfatc1 reduces the rate of DMBA/TPA-induced skin tumorigenesis. Molecular Biology Of The Cell 2015, 26: 3606-3614. PMID: 26310443, PMCID: PMC4603931, DOI: 10.1091/mbc.e15-05-0282.Peer-Reviewed Original ResearchConceptsDMBA/TPA-induced skin tumorigenesisFollicular stem cellsSkin tumorigenesisDMBA metabolismDMBA-induced DNA damageSquamous cell carcinoma formationSkin squamous cell carcinomaStem cellsSquamous cell carcinomaEndogenous expressionRate of tumorigenesisImmunosuppressive therapyCalcineurin inhibitorsCell carcinomaSkin tumorsHigh incidenceCarcinoma formationHair follicle bulge stem cellsMiceNFATc1Tumor initiationActive NFATc1Suppress tumorigenesisBulge stem cellsInducible deletionTranscriptional Profiling of Ectoderm Specification to Keratinocyte Fate in Human Embryonic Stem Cells
Tadeu AM, Lin S, Hou L, Chung L, Zhong M, Zhao H, Horsley V. Transcriptional Profiling of Ectoderm Specification to Keratinocyte Fate in Human Embryonic Stem Cells. PLOS ONE 2015, 10: e0122493. PMID: 25849374, PMCID: PMC4388500, DOI: 10.1371/journal.pone.0122493.Peer-Reviewed Original ResearchConceptsHuman embryonic stem cellsEmbryonic stem cellsEctoderm specificationStem cellsHuman embryonic stem cell differentiationEmbryonic stem cell differentiationStem cell differentiationKeratinocyte fateEctoderm lineageEpidermal specificationTranscriptional regulationCandidate regulatorsTranscriptional profilingEpidermal developmentGrowth factor activityProtein aP2Keratinocyte developmentCell differentiationΓ-secretase inhibitor DAPTGenesFactor activityHomeostatic conditionsEpithelial tissuesInhibitor DAPTCell signature
2014
Pygo2 regulates β-catenin–induced activation of hair follicle stem/progenitor cells and skin hyperplasia
Sun P, Watanabe K, Fallahi M, Lee B, Afetian ME, Rheaume C, Wu D, Horsley V, Dai X. Pygo2 regulates β-catenin–induced activation of hair follicle stem/progenitor cells and skin hyperplasia. Proceedings Of The National Academy Of Sciences Of The United States Of America 2014, 111: 10215-10220. PMID: 24982158, PMCID: PMC4104891, DOI: 10.1073/pnas.1311395111.Peer-Reviewed Original ResearchConceptsStem cell activationStem/progenitor cellsEarly progenitor cellsProgenitor cellsWnt/β-catenin targetsΒ-catenin functionStem cellsTumor suppressor protein p53Β-catenin targetsWnt/β-catenin functionsCell cycle entryAdult stem cellsHair follicle stem cellsSuppressor protein p53Chromatin factorsFollicle stem cellsProgenitor cell compartmentHomeobox proteinEpigenetic mechanismsCell activationCycle entryDownstream eventsPathway functionOrgan regenerationImportant regulatorChapter Four Epithelial Stem Cells in Adult Skin
Tadeu AM, Horsley V. Chapter Four Epithelial Stem Cells in Adult Skin. Current Topics In Developmental Biology 2014, 107: 109-131. PMID: 24439804, PMCID: PMC5595246, DOI: 10.1016/b978-0-12-416022-4.00004-4.Peer-Reviewed Original ResearchConceptsAdult skin epitheliumTissue-specific stem cellsDifferent stem cell populationsStem cellsStem cell nicheNormal skin homeostasisStem cell populationStem cell activityCell nicheEpithelial stem cellsSkin homeostasisAbnormal regulationCell populationsAdult skinSkin epitheliumExtrinsic componentsEnvironmental aggressionsCellsNicheAdult lifeHomeostasisFirst lineRegulationRecent effortsCell activity
2013
Notch signaling represses p63 expression in the developing surface ectoderm
Tadeu AM, Horsley V. Notch signaling represses p63 expression in the developing surface ectoderm. Development 2013, 140: 3777-3786. PMID: 23924630, PMCID: PMC3754476, DOI: 10.1242/dev.093948.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBody PatterningCell DifferentiationEctodermEmbryonic Stem CellsEpidermal CellsEpidermisGene Expression Regulation, DevelopmentalHumansKeratin-14KeratinocytesMiceModels, BiologicalPhosphoproteinsReceptors, NotchRepressor ProteinsSignal TransductionStem CellsTrans-ActivatorsTranscription FactorsTumor Suppressor ProteinsConceptsHuman embryonic stem cellsProgenitor cellsMouse embryosKeratinocyte lineageProgenitor cell specificationEmbryonic stem cellsNegative regulatory roleKeratinocyte fateCell specificationEctodermal specificationInhibition of NotchTranscriptional changesMolecular controlNotch signalingRegulatory roleSurface ectodermP63 expressionStem cellsCoordinated sequenceLineagesMature epidermisEmbryosKeratin 14ExpressionCells
2012
Home sweet home: skin stem cell niches
Goldstein J, Horsley V. Home sweet home: skin stem cell niches. Cellular And Molecular Life Sciences 2012, 69: 2573-2582. PMID: 22410738, PMCID: PMC3449145, DOI: 10.1007/s00018-012-0943-3.Peer-Reviewed Original Research
2011
Adipocyte Lineage Cells Contribute to the Skin Stem Cell Niche to Drive Hair Cycling
Festa E, Fretz J, Berry R, Schmidt B, Rodeheffer M, Horowitz M, Horsley V. Adipocyte Lineage Cells Contribute to the Skin Stem Cell Niche to Drive Hair Cycling. Cell 2011, 146: 761-771. PMID: 21884937, PMCID: PMC3298746, DOI: 10.1016/j.cell.2011.07.019.Peer-Reviewed Original ResearchConceptsAdipocyte lineage cellsStem cell nicheStem cell activityLineage cellsCell nicheSkin stem cell nichesStem cell functionEpithelial stem cell nicheStem cell activationEpithelial stem cell functionSkin stem cellsTissue homeostasisNiche cellsFunctional analysisAdipogenic cellsSkin homeostasisMammalian skinTransplantation experimentsStem cellsPrecursor cellsHair cyclingCell functionAdipocyte cellsNicheFunctional tissueUpward bound: follicular stem cell fate decisions
Horsley V. Upward bound: follicular stem cell fate decisions. The EMBO Journal 2011, 30: 2986-2987. PMID: 21811300, PMCID: PMC3160195, DOI: 10.1038/emboj.2011.231.Peer-Reviewed Original ResearchFerreting out stem cells from their niches
Fuchs E, Horsley V. Ferreting out stem cells from their niches. Nature Cell Biology 2011, 13: 513-518. PMID: 21540847, PMCID: PMC3289407, DOI: 10.1038/ncb0511-513.Peer-Reviewed Original ResearchConceptsStem cells
2009
Epigenetics, Wnt signaling, and stem cells: the Pygo2 connection
Horsley V. Epigenetics, Wnt signaling, and stem cells: the Pygo2 connection. Journal Of Cell Biology 2009, 185: 761-763. PMID: 19487452, PMCID: PMC2711585, DOI: 10.1083/jcb.200904125.Peer-Reviewed Original Research
2008
More than one way to skin . . .
Fuchs E, Horsley V. More than one way to skin . . . Genes & Development 2008, 22: 976-985. PMID: 18413712, PMCID: PMC2732395, DOI: 10.1101/gad.1645908.Peer-Reviewed Original ResearchConceptsStem cellsMultiple signaling networksNormal tissue homeostasisStem cell nicheStem cell populationResident stem cellsEpithelial-mesenchymal interactionsCell populationsCell fateSignaling networksSpecific lineagesTissue homeostasisCell nicheEpithelial stem cellsEpithelial lineageRecent cluesNormal homeostasisEpithelial tissuesLineagesWound repairHomeostasisCellsHair folliclesNicheFateNFATc1 Balances Quiescence and Proliferation of Skin Stem Cells
Horsley V, Aliprantis AO, Polak L, Glimcher LH, Fuchs E. NFATc1 Balances Quiescence and Proliferation of Skin Stem Cells. Cell 2008, 132: 299-310. PMID: 18243104, PMCID: PMC2546702, DOI: 10.1016/j.cell.2007.11.047.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigens, CD34BiomarkersCell NucleusCell ProliferationCells, CulturedCyclin-Dependent Kinase 4CyclosporineDown-RegulationEmbryo, MammalianGene DeletionGene ExpressionGene Expression Regulation, DevelopmentalGenes, ReporterHair FollicleImmunohistochemistryImmunosuppressive AgentsMiceMice, KnockoutMice, NudeMorphogenesisNFATC Transcription FactorsRetroviridaeRNA, MessengerSkinSkin TransplantationStem CellsTranscription FactorsTransgenesTransplantation, HomologousConceptsStem cellsHair growthCell quiescenceStem cell quiescenceExcessive hair growthFollicular growthNFATc1 signalingHair follicle stem cellsFollicle stem cellsGene ablationQuiescent adult stem cellsAdult stem cellsNFATc1Skin stem cellsFunctional roleCellsTissue homeostasisProliferationPatientsInjury
2007
Reprogramming somatic cells to their embryonic state
Horsley V, Fuchs E. Reprogramming somatic cells to their embryonic state. All Life 2007, 1: 89-93. PMID: 19404413, PMCID: PMC2639841, DOI: 10.2976/1.2757614.Peer-Reviewed Original ResearchES cellsSomatic cellsPluripotent fateStem cellsEmbryonic stem cellsES-like cellsHuman ES cellsCell Stem CellTranscription factorsEmbryonic cellsAdult bodyPluripotent potentialHuman diseasesTypes of cellsEmbryonic stateAbility of scientistsRegenerative medicineEmbryosCellsRegenerative therapyFatePluripotencyLineagesMechanismExpression