53 citations
,
April 2021 in “Cell Host & Microbe” This study found that skin microbiota, particularly in wild-type mice, promotes wound-induced hair follicle neogenesis and wound healing, highlighting the potential downsides of routine antibiotic use on skin regeneration.
77 citations
,
March 2021 in “Nature” In this study, increased corticosterone from chronic stress prolonged hair follicle stem cell quiescence in mice, inhibiting regeneration, but restoring Gas6 expression overcame this inhibition.
77 citations
,
July 2020 in “Cell” This study found that sympathetic nerves and arrector pili muscles form a niche that modulates hair follicle stem cell activity, revealing their role in hair follicle regeneration.
260 citations
,
January 2020 in “Nature” Stress can cause hair to turn gray by depleting stem cells.
44 citations
,
September 2019 in “The EMBO Journal” This study found that lymphatic vessels in mice are important for hair follicle development and organization, as their depletion blocks hair growth.
101 citations
,
March 2019 in “Cell Stem Cell” This study found that Oncostatin M, via JAK-STAT5 signaling, keeps hair follicle stem cells inactive, and its removal leads to hair growth initiation in mice.
57 citations
,
March 2019 in “Immunity” This review discusses the roles of immune responses and cells in skin health and disease, emphasizing recent insights into their mechanisms and potential therapeutic applications, but presents no new experimental results.
181 citations
,
January 2019 in “Cell” In this research, authors found that skin-resident ILCs regulate sebaceous gland function and microbial balance, emphasizing an immune-epithelia system that supports host-microbe symbiosis.
145 citations
,
November 2018 in “Nature Communications” This study found that activating the Sonic hedgehog pathway in scarring wounds can remodel the dermis to promote hair follicle regeneration, highlighting a potential new approach to enhance healing.
61 citations
,
June 2018 in “Proceedings of the National Academy of Sciences of the United States of America” This study found that light stimulation of intrinsically photosensitive retinal ganglion cells in the eyes can activate hair follicle stem cells through a neural circuit involving the sympathetic nervous system.
169 citations
,
February 2018 in “Immunity” In this study, researchers found that quiescent stem cells resist immune attack due to downregulated antigen presentation, which may help explain the immune evasion of early cancer-initiating cells.
85 citations
,
January 2018 in “Cell stem cell” This study found that synchronized signals in the microenvironment regulate stem cell lineage choices in hair follicles by influencing chromatin dynamics during regeneration.
143 citations
,
May 2017 in “Nature cell biology” This study found that the transcription factor Gata6 regulates the sebaceous duct lineage identity and plays a crucial role in epidermal wound healing by enabling dedifferentiation and broader lineage capabilities in post-mitotic cells.
44 citations
,
April 2017 in “Genes & development” This study identified hair shaft progenitors in the matrix that regulate hair growth and pigmentation by creating a niche dependent on stem cell factor, implicating KROX20+ cells in these processes.
214 citations
,
April 2017 in “Cell” This study found that micro-niches within hair follicles create heterogeneity among stem cells and transit-amplifying cells, leading to specialized progenitors that control tissue morphogenesis and regeneration.
363 citations
,
March 2017 in “Nature Communications” This study found that, in mouse tail epidermis, stem cells rapidly activate and regenerate new progenitors to repair wounds, with mechanisms affecting their proliferation, differentiation, and migration.
408 citations
,
January 2017 in “Science” This study found that hair follicles in mice and humans can convert wound-related myofibroblasts into adipocytes, suggesting a potential pathway to reduce scar formation by activating BMP signaling.
106 citations
,
October 2016 in “Cell Stem Cell” This study found that PDGFA is critical for the proliferation and maintenance of adipocyte stem cells in skin but not other white adipose tissues, highlighting unique regulatory mechanisms in different tissue depots.
75 citations
,
October 2016 in “Genes & Development” This study found that Sonic Hedgehog secreted by hair follicle transit-amplifying cells is essential for dermal adipogenesis and hair follicle growth by acting on adipocyte precursors.
59 citations
,
April 2016 in “Cell Reports” This study demonstrated that EdnrB signaling promotes melanocyte stem cell proliferation and differentiation, enhancing hair and epidermal melanocyte regeneration, especially under conditions of active Wnt signaling.
236 citations
,
April 2015 in “Cell” This study found that patterned hair plucking in mice triggers a collective regeneration response in nearby unplucked hair follicles via a quorum sensing mechanism involving immune signaling.
175 citations
,
December 2014 in “PLoS Biology” This study found that macrophages near hair follicles contribute to the activation of skin epithelial stem cells in mice, suggesting a novel role for macrophages in regulating hair growth.
184 citations
,
November 2014 in “Developmental Cell” This study identifies a bipotent stem cell in adult hair follicles that self-renews and contributes to dermal sheath and papilla cell populations, potentially aiding hair regrowth after injury, disease, or aging.
40 citations
,
April 2014 in “Genes & Development” The researchers reported that in mice, prolactin signaling in the skin epithelium inhibits hair follicle stem cell activation, promoting quiescence during periods of high serum prolactin like pregnancy and lactation.
610 citations
,
April 2014 in “Nature Reviews Immunology” This review discusses the complex mechanisms regulating skin immunity to balance host defense with inflammation, but reports no new findings.
130 citations
,
March 2014 in “Proceedings of the National Academy of Sciences of the United States of America” This study found that in mice, epidermal Wnt/β-catenin signaling influences adipocyte differentiation and hair growth, suggesting its critical role in synchronizing adipogenesis with the hair growth cycle.
173 citations
,
January 2014 in “Nature Cell Biology” This study found that Wnt signalling activates hair follicle fate in hair follicle stem cells by relieving TCF3/4–TLE-mediated repression, with β-catenin being crucial for this process.
551 citations
,
November 2013 in “Nature” This study found that differentiated airway epithelial cells can revert into functional stem cells in vivo, suggesting a more general role for this dedifferentiation process in tissue regeneration in higher vertebrates.
394 citations
,
October 2013 in “Nature” 
237 citations
,
June 2013 in “Nature Medicine” This study found that fibroblast growth factor 9, initially secreted by γδ T cells, plays a key role in modulating hair follicle regeneration in mice after skin wounds.
51 citations
,
April 2013 in “Journal of Investigative Dermatology” Hair follicle stem cells rely on nearby blood vessels for their maintenance and function.
300 citations
,
August 2012 in “Seminars in Cell & Developmental Biology” This review discusses mesenchymal–epithelial interactions in hair follicle development and cycling, highlighting recent insights without reporting new experimental results.
138 citations
,
June 2012 in “Genes & Development” This study found that dermal Shh signaling regulates specific dermal papilla signatures essential for maintaining hair follicle development, suggesting that the Shh-Noggin signaling loop is crucial for hair morphogenesis.
254 citations
,
January 2012 in “Nature Reviews Molecular Cell Biology” This review discusses the role of stem cell progeny as integral components of stem cell niches, offering feedback that may influence different stem cell systems' microenvironments, but it presents no new research findings.
321 citations
,
January 2012 in “Cell stem cell” This study identified TGF-β2 as a crucial signal in hair follicle stem cell regeneration, highlighting its role in counteracting BMP signaling to promote tissue regeneration.
499 citations
,
September 2011 in “Cell” This study found that intradermal adipocyte lineage cells in mice are necessary and sufficient to activate follicular stem cells, highlighting their role in regulating skin stem cell activity.
260 citations
,
June 2011 in “Cell” This study found that Wnt signaling in the hair follicle is crucial for coordinating the behavior of epithelial and melanocyte stem cells, which drives hair regeneration and melanocyte differentiation in mice.
396 citations
,
May 2011 in “Cell stem cell” This study found that Shh from neurons signals to Gli1-expressing cells in the hair follicle, cultivating a niche where these bulge cells can potentially transform into epidermal stem cells in wound healing.
294 citations
,
February 2011 in “Cell” Nephronectin helps attach muscle cells to hair follicles.
829 citations
,
May 2007 in “Nature” Hair follicles can regrow in wounded adult mouse skin using a process like embryo development.
53 citations
,
November 2006 in “Journal of Endocrinology” This study found that prolactin plays a direct role in regulating the timing of hair growth cycles in mice by affecting the skin, rather than through other endocrine factors.
1279 citations
,
November 2005 in “Nature Medicine” 92 citations
,
February 2005 in “Endocrinology” This study found that estrogen receptor beta plays a significant role in murine hair growth control, potentially acting as a silencer of estrogen receptor alpha's catagen-promoting effects.
72 citations
,
November 2002 in “Journal of Investigative Dermatology” Estrogen receptor α controls hair growth cycles and skin thickness in male mice.
