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Hair follicle-like structures can form when specific hair cells are mixed and implanted in mice.
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May 2011 in “Cell stem cell” Nerve signals are crucial for hair follicle stem cells to become skin stem cells and help in wound healing.
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March 2005 in “Proceedings of the National Academy of Sciences” Hair-follicle stem cells can become neurons.
Hair growth is maintained by specific cell signals.
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June 2013 in “Biomaterials” Scientists created 3D hair-like structures that could help study hair growth and test treatments.
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January 2001 in “Cell” Adult mouse skin contains stem cells that can create new hair, skin, and oil glands.
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July 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” The enzymes Aldh1a2 and Aldh1a3 are involved in making retinoic acid in hair follicles and have different roles in hair growth.
January 2009 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” Curved human hair has different structures on each side, which might cause its shape and is similar to wool.
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October 1995 in “Experimental Cell Research” Human hair keratin genes hHa2 and hHb1 are located on chromosomes 17 and 12.
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July 2011 in “Folia Histochemica et Cytobiologica” Calcium reduces involucrin in rat hair bulbs but doesn't affect filaggrin and Kdap.
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July 2006 in “British Journal of Dermatology” Calcifying epithelioma cells can differentiate into hair cortex and outer root sheath.
January 2019 in “Institutional Repositories DataBase (IRDB)” Hair follicles and skin structures were successfully regenerated in the lab using specific cell arrangements and mechanical conditions.
Innate lymphoid cells type 1 may contribute to alopecia areata by damaging hair follicles.
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January 2018 in “Advances in experimental medicine and biology” Keratin proteins are crucial for hair growth and structure.
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January 2019 in “Social Science Research Network” Hair follicle stem cells prevent melanocyte stem cells from differentiating by controlling retinoic acid levels.
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September 2015 in “Cell Cycle” Different skin stem cells help heal wounds, with hair follicle cells becoming more important over time.
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February 1990 in “The journal of cell biology/The Journal of cell biology” Trichohyalin, a hair follicle protein, has a part with repeating patterns of 23 amino acids.
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October 2022 in “Scientific reports” Nestin identifies specific progenitor cells in hair follicles that can become outer root sheath cells.
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January 2018 in “International Journal of Trichology” Circle hairs are harmless, spiral-shaped body hairs that don't need medical treatment.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicles repair 3D injuries using a 2D healing process.