130 citations
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April 2003 in “Journal of Investigative Dermatology” Four specific keratins in hair follicles help understand hair structure and function.
1 citations
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September 1986 in “Journal of the Forensic Science Society” Hair root sheaths can be used to accurately analyze genetic markers.
November 2025 in “Scientific Reports” COVID-19 may cause hair loss by affecting hair follicles.
136 citations
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July 2014 in “Proceedings of the National Academy of Sciences of the United States of America” FGF5 gene mutations cause unusually long eyelashes by affecting hair growth regulation.
95 citations
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August 2013 in “Journal of Investigative Dermatology” HPT axis hormones boost mitochondrial function and growth in hair follicles, potentially aiding hair health.
70 citations
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February 2007 in “Journal of Investigative Dermatology” K39 and K40 are the last keratins expressed in hair development, completing the hair keratin catalog.
48 citations
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May 1991 in “The journal of investigative dermatology/Journal of investigative dermatology” Trichohyalin is also found in the outer layers of normal human skin.
47 citations
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July 2005 in “British Journal of Dermatology” Topical vitamin D3 does not prevent hair loss from chemotherapy.
13 citations
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February 2007 in “Biotechnology and Bioprocess Engineering”
11 citations
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November 2021 in “Clinical, Cosmetic and Investigational Dermatology” Resveratrol may help hair grow, but more research is needed.
2 citations
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February 2023 in “International Journal of Cosmetic Science” Hair loss is more common in areas with multiple hair strands, especially in men.
1 citations
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April 2023 in “Biomolecules” Fermented papaya and mangosteen in hair care products helped prevent hair loss and improve hair thickness.
221 citations
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June 1999 in “In Vitro Cellular & Developmental Biology - Animal”
December 2023 in “International Journal of Molecular Sciences” Men with early balding showed higher levels of certain genes linked to hair loss and possibly prostate cancer.
14 citations
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January 2021 in “Stem cell research & therapy” Human skin cells with stem-like features can help create new hair follicles and sebaceous glands when combined with other cells.
2 citations
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November 2022 in “International journal of research - granthaalayah” Hydrocolloid wound dressings emit energy that affects human tissue metabolism.
109 citations
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April 1998 in “Journal of Investigative Dermatology” HGF/SF injections can stimulate hair growth and increase hair follicle size in mice.
34 citations
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February 1993 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” Certain 4-azasteroids are effective at blocking the enzyme that processes testosterone in human skin and could help treat acne, excessive hair growth, and male pattern baldness.
30 citations
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September 2000 in “Journal of Dermatological Science” Fatty acid composition in human skin, mouth, and hair cells varies with keratinization, and cultured cells show essential fatty acid deficiency.
11 citations
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November 1982 in “British journal of dermatology/British journal of dermatology, Supplement” Testosterone and some of its forms can strongly stimulate oil gland growth in skin.
7 citations
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November 2020 in “Experimental Dermatology” Different cell types work together to repair skin, and targeting them may improve healing and reduce scarring.
16 citations
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April 2017 in “Journal of Cosmetic Dermatology” Ficus carica leaf extract may help treat skin disorders by reducing inflammation and androgen effects in skin cells.
40 citations
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September 2010 in “Journal of Biological Chemistry” Keratin K80 is an ancient protein found in various tissues, important for cell structure and tissue differentiation.
11 citations
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October 2020 in “PLoS ONE” Cooling can protect hair follicles from chemotherapy damage by reducing drug uptake.
1 citations
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September 2022 in “Evidence-based Complementary and Alternative Medicine” Gardenia florida fruit extract may help hair grow and needs more research to understand how.
July 2025 in “Dermatologica Sinica” Glycyrrhizin may help regrow hair by activating a specific pathway.
26 citations
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March 2013 in “Journal of Biomedical Materials Research Part A” Researchers created a 3D hydrogel that mimics human hair follicles, which may help with hair loss treatments.
16 citations
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July 2008 in “BMC Genomics” Alpha 6 + /MHCI - cells have stem cell traits and are similar to mouse hair follicle stem cells.
21 citations
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January 2020 in “Pharmaceutical Biology” Salvia plebeia extract can stimulate hair growth.
14 citations
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November 2020 in “International Journal of Molecular Sciences” Advanced therapies like gene, cell, and tissue engineering show promise for hair regrowth in alopecia, but their safety and effectiveness need more verification.