February 2026 in “Nature Communications” Inhibiting connective tissue sheath contraction may improve hair growth in male pattern baldness.
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January 1992 in “Experientia” 
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March 2005 in “Journal of Molecular Medicine” Certain mice without specific receptors or mast cells don't lose hair from stress.
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April 2016 in “Cell Reports” EdnrB signaling helps melanocyte stem cells regenerate and could be targeted to treat pigmentation issues.
March 2026 in “Acta Histochemica” August 2023 in “Stem cell reviews and reports” 
February 2023 in “International journal of research - granthaalayah” The new microscope method helps study energy from pre-cancerous skin cells.
July 2021 in “Plastic and reconstructive surgery. Global open” Verteporfin treatment in mice led to complete skin healing without scarring.
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December 2018 in “The American journal of pathology” Activating Nrf2 in skin cells speeds up wound healing by increasing the growth of certain stem cells.
Activin A promotes ear hair cell development, while follistatin delays it.