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October 2019 in “International Journal of Nanomedicine” The nanoparticles improved hair growth and enlarged hair bulbs.
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September 2017 in “Journal of Investigative Dermatology” The research concluded that hyaluronic acid affects the formation and growth of hair follicle-like structures in a lab setting.
June 2020 in “Journal of Investigative Dermatology” Tiny particles from skin cells can help activate hair growth.
April 2018 in “Journal of Investigative Dermatology” Key signals for hair follicle formation were identified.
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July 2019 in “British Journal of Dermatology” Wnt signaling is important for the change from the resting phase to the growth phase in human hair cycles.
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August 2022 in “Journal of Controlled Release” A new microneedle patch effectively promotes hair growth by increasing blood vessel formation around hair follicles.
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July 2019 in “Veterinary Dermatology” Nestin-expressing progenitor cells become outer root sheath keratinocytes.
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March 2014 in “The FASEB Journal” The HIF-2α/ARNT complex is important for hair follicle development by controlling cell growth.
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October 2020 in “Frontiers in Cell and Developmental Biology” Wounds can regenerate hair in young mice, but this ability declines with age, offering insights for improving tissue regeneration in the elderly.
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July 2025 in “The Journal of Physiology” C-tactile nerves are sensitive to hair movement.
April 2023 in “Journal of Investigative Dermatology” The study found that aging hair follicle stem cells change behavior, leading to hair loss, but drugs targeting these cells may help restore hair growth.
April 2017 in “Journal of Investigative Dermatology” Early and late matrix progenitors in hair follicles create different cell layers, with early ones forming the companion layer and later ones forming the inner root sheath and hair shaft.
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June 2022 in “Scientific Reports” LGR5 is a common marker of hair follicle stem cells in different animals and is important for hair growth and regeneration.
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December 2018 in “Biological & Pharmaceutical Bulletin” Norgalanthamine helps hair cells grow by activating certain pathways related to hair growth.
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August 2015 in “Developmental cell” The study identified unique genes in hair follicle cells and their environment, suggesting these genes help organize cells for hair growth.
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July 2018 in “Cell Reports” The study found that a specific area of the hair follicle helps start hair growth by reducing the blocking effects on certain cells and controlling growth signals.
January 2022 in “Stem cell biology and regenerative medicine” New hair can grow at wound sites, which could help improve treatments for hair loss and wound healing.
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September 2022 in “Cold Spring Harbor Perspectives in Biology” Wound healing can potentially regrow hair and aid in hair loss treatments.
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March 2005 in “Journal of Investigative Dermatology” Brain-Derived Neurotrophic Factor (BDNF) slows down hair growth and promotes hair follicle regression.
November 2022 in “Journal of Investigative Dermatology” Growth hormone-releasing hormone (GHRH) boosts hair growth and human scalp hair follicles have their own growth hormone system.