29 citations
,
December 2016 in “The EMBO Journal” This study found that the transcription factor Gata6 plays a crucial role in adult mouse hair follicle regeneration by promoting the renewal and preventing DNA damage of rapidly proliferating progenitor cells.
2 citations
,
February 2025 in “Journal of Investigative Dermatology” In this study, researchers used quantitative fate mapping to investigate how the infundibulum, part of the epidermis, is maintained during adulthood, finding that progenitors maintain this tissue through stochastic cell fate choices, with cells at the bottom providing transient support during hair growth phases.
200 citations
,
March 2023 in “Nature Reviews Molecular Cell Biology” This review discusses the role and regulation of quiescent adult stem cells in tissue maintenance and repair, focusing on molecular mechanisms and their implications for regenerative medicine, but reports no new clinical results.
105 citations
,
April 2005 in “Cell” This article discusses recent findings on hair graying involving melanocyte stem cell maintenance and key regulatory molecules, and reports no new experimental results.
26 citations
,
July 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” In this study, loss of epidermal Par3 in mice disrupted the skin barrier and affected cell differentiation and stem cell maintenance, highlighting its role in epidermal homeostasis.
253 citations
,
December 2007 in “Journal of Investigative Dermatology” This study suggests that human hair follicles may actively suppress natural killer cells, which contrasts with the observed defects in NK cell regulation in alopecia areata.
51 citations
,
September 2020 in “Cell Metabolism” This study highlights that the mammalian target of rapamycin complex 2 (mTORC2)-Akt signaling axis is essential for hair follicle stem cells to return to their niche and regenerate effectively by regulating metabolic pathways.
26 citations
,
September 2012 in “Cell Reports” In this study, knockout of B-raf and C-raf genes in mice showed they are not needed for early melanocyte development, but are crucial for maintaining melanocyte stem cells, as evidenced by hair graying due to stem cell depletion.
11 citations
,
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” This study identified a distinct CD49fhigh mesenchymal stem cell subpopulation in the dermis that supports hair follicle development and maintenance via Notch signaling activation.
4 citations
,
May 2023 in “Pigment Cell & Melanoma Research” In this study, researchers found that deleting the Bmi1 gene in murine melanocytes caused premature hair greying and loss of melanocyte lineage cells, highlighting BMI1's role in protecting melanocyte stem cells from stress and oxidative damage.
June 2020 in “Nihon Ika Daigaku Igakkai Zasshi” This study found that aPKCλ, but not aPKCζ, plays a critical role in maintaining hair follicle stem cell populations and promoting wound healing in the epidermis.
January 2006 in “Yearbook of Dermatology and Dermatologic Surgery” Hair graying is caused by the loss of pigment cells due to poor maintenance of stem cells in the hair follicle.
September 2025 in “Digital Commons - RU (Rockefeller University)” In this study, researchers found that mice lacking the transcription factor FOXC1 in their hair follicle stem cells had increased rounds of hair regeneration but experienced hair thinning due to impaired ability to maintain stem cell quiescence and adhesion.
January 2025 in “PLoS ONE” This study found that ING5 knockout mice are prone to developing lymphomas and severe dermatitis, suggesting ING5 plays a role in tumor suppression and stem cell maintenance in vivo.
25 citations
,
March 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” This study suggests that while VDR is crucial for maintaining hair follicles in mice, their degeneration may be linked to impaired cell migration during hair growth phases rather than stem cell loss.
September 2016 in “Journal of dermatological science” This research explored the components of stem cell niches to better understand how epidermal stem cells are maintained, focusing on CD271+ cells in specific skin layers.
1 citations
,
December 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” This study found that Sox9 plays a critical role in maintaining radial glial progenitor cells and regulates the timing of their generation of upper-layer cortical neurons.
37 citations
,
April 2017 in “npj Regenerative Medicine” This study found that platelet-derived growth factor signaling is crucial for maintaining the hair follicle dermal stem cell pool and supporting their regenerative capacity.
27 citations
,
February 2020 in “EMBO Reports” This study concluded that MEX3A is critical for maintaining Lgr5+ intestinal stem cells by regulating the PPARγ pathway, impacting intestinal homeostasis during postnatal development in mice.
This study discovered that in *Drosophila*, knockdown of specific storage proteins in adipocytes decreased germline stem cell maintenance, implicating a role for these proteins in adult tissue regulation.
April 2023 in “Journal of Investigative Dermatology” This study found that human epidermal stem cells can adapt to small temperature variations via mTOR signaling, and that prolonged mTORC1 inhibition supports stem cell maintenance.
March 2011 in “Open Archive (Karolinska Institutet)” This study explored the effects of a common Hutchinson-Gilford progeria syndrome mutation in an inducible mouse model, revealing skin abnormalities similar to those in affected patients.
January 2008 in “Yearbook of Dermatology and Dermatologic Surgery” One type of progenitor cell can maintain normal skin in mice.
156 citations
,
December 2012 in “Cell Stem Cell” This review explores the role of TGF-β superfamily pathways in stem cell environments and their implications for tissue regeneration and cancer development, reporting no new experimental results.
29 citations
,
December 2005 in “BioEssays” This study found that Wnt/β‐catenin signaling influences the hair follicle regeneration process by prompting quiescent stem cells to enter the cell cycle and is necessary for maintaining the stem cell pool.
11 citations
,
May 2018 in “Philosophical Transactions of the Royal Society B” This review covers recent developments in materials for in vitro and in vivo stem cell manipulation, highlighting innovative substrate properties but does not report new experimental results.
56 citations
,
February 2013 in “International Journal of Molecular Medicine” This study found that human hair follicle-derived mesenchymal stem cells maintained their proliferation and differentiation potential when cultured with acidic fibroblast growth factor, basic fibroblast growth factor, or epidermal growth factor.
2 citations
,
April 2020 in “International Journal of Dermatology and Venereology” This review summarizes current evidence on how beta-human papillomavirus and Merkel cell polyomavirus may contribute to the development of nonmelanoma and Merkel cell skin carcinomas, respectively, but it reports no new clinical findings.
April 2024 in “Pigment cell & melanoma research” This study explored the diversity of melanocyte stem cell subpopulations in the hair follicles of adult female mice and identified novel groups with distinct immune privilege regulation, suggesting a heterogeneous landscape that future research should consider.
April 2018 in “Journal of Investigative Dermatology” This study found that the RNA helicase DDX6 is essential for maintaining self-renewal in epidermal progenitor cells by promoting the translation of proliferation regulators and degrading differentiation-inducing mRNAs.