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 ResearchRegulated in Development and DNA Damage Responses 1 Prevents Dermal Adipocyte Differentiation and Is Required for Hair Cycle–Dependent Dermal Adipose Expansion
Rivera-Gonzalez GC, Klopot A, Sabin K, Baida G, Horsley V, Budunova I. Regulated in Development and DNA Damage Responses 1 Prevents Dermal Adipocyte Differentiation and Is Required for Hair Cycle–Dependent Dermal Adipose Expansion. Journal Of Investigative Dermatology 2020, 140: 1698-1705.e1. PMID: 32032578, PMCID: PMC7398827, DOI: 10.1016/j.jid.2019.12.033.Peer-Reviewed Original ResearchConceptsWhite adipose tissueAdipocyte precursor cellsAdipose tissueProtein kinase B signalingDNA damage response 1Loss of REDD1Precursor cellsProtein kinase BAdipogenic marker expressionKinase B signalingHigher lipid accumulationInguinal subcutaneous white adipose tissueGonadal white adipose tissueInterscapular brown adipose tissueSubcutaneous white adipose tissueWhite adipose tissue expansionNegative regulatorPostnatal day 18Wild-type miceAdipose tissue expansionKinase BRegulated developmentBrown adipose tissueHair growth cycleResponse 1
2018
Adipocyte hypertrophy and lipid dynamics underlie mammary gland remodeling after lactation
Zwick RK, Rudolph MC, Shook BA, Holtrup B, Roth E, Lei V, Van Keymeulen A, Seewaldt V, Kwei S, Wysolmerski J, Rodeheffer MS, Horsley V. Adipocyte hypertrophy and lipid dynamics underlie mammary gland remodeling after lactation. Nature Communications 2018, 9: 3592. PMID: 30181538, PMCID: PMC6123393, DOI: 10.1038/s41467-018-05911-0.Peer-Reviewed Original ResearchConceptsMouse mammary glandMilk-producing epithelial cellsTissue-specific rolesMammary glandAdipose growthLipid dynamicsGenetic tracingPhysiological examplesFunctional implicationsCellular mechanismsAdipocyte hypertrophyMature adipocytesEssential roleVivo analysisTissue functionMammary epitheliumAdipocytesEpithelial cellsAdipocyte precursorsSubsequent involutionMilk lipidsPrimary mechanismMechanismLipidomicsMilk fat production
2014
Calcineurin/Nfatc1 signaling links skin stem cell quiescence to hormonal signaling during pregnancy and lactation
Goldstein J, Fletcher S, Roth E, Wu C, Chun A, Horsley V. Calcineurin/Nfatc1 signaling links skin stem cell quiescence to hormonal signaling during pregnancy and lactation. Genes & Development 2014, 28: 983-994. PMID: 24732379, PMCID: PMC4018496, DOI: 10.1101/gad.236554.113.Peer-Reviewed Original ResearchConceptsStem cell quiescenceStem cell nicheHair follicle (HF) SCsTranscription factor nuclear factorJAK/STAT5Hormonal signalingMolecular circuitryActivated T cells c1Phosphatase calcineurinCell nicheSC quiescenceCell quiescenceT cells c1Calcineurin/NFATc1Function experimentsGenetic changesCanonical activationPharmacological lossPRL injectionsSC activationProlactin receptorMost tissuesTissue environmentHF SCsNuclear factor
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 tissue