12 citations
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August 1984 in “Genetics Research” The N gene affects the protein makeup of mouse hair.
8 citations
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April 1997 in “Experimental Dermatology” hHbl gene is active in hair shaft cells and some pilomatricomas.
3 citations
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May 2020 in “Acta pharmaceutica” Protocatechuic acid can reduce melanin production and boost antioxidant activity in hair follicles.
January 2025 in “Cellular and Molecular Life Sciences” BMP4 helps stem cells turn into pigment-producing cells, affecting hair color and growth.
Melanocytes can regenerate around hair follicles in bullous pemphigoid, especially in patients with darker skin.
June 2021 in “International journal of research in dermatology” Shaving and avoiding brushing improved the patient's beard hair condition.
17 citations
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December 2013 in “Dermatologic Surgery” The treatment improved hair color in most vitiligo patients without major side effects.
84 citations
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April 2015 in “Cosmetics” Hair dyes vary in how long they last and how deeply they penetrate hair.
33 citations
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March 2013 in “Journal of Investigative Dermatology” Human hair follicle stem cells show signs of low oxygen levels, which may be important for hair growth and preventing baldness.
138 citations
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June 2012 in “Genes & Development” Sonic hedgehog signaling is crucial for hair growth and maintaining hair follicle identity.
6 citations
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August 2012 in “The Journal of Pediatrics” A 12-year-old girl was diagnosed with monilethrix, a genetic condition causing fragile, beaded hair that breaks easily, with no effective treatment available.
February 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Hair follicles protect melanocytes from sun damage, helping them replenish skin.
16 citations
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January 2017 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Managing frontal fibrosing alopecia and lichen planus pigmentosus is challenging due to resistant hair loss and skin discoloration.
Cryotherapy is the best depigmentation method for vitiligo but needs an expert to perform it.
98 citations
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July 2014 in “Trends in Molecular Medicine” Hair follicles are hormone-sensitive and involved in growth and other functions, with potential for new treatments, but more research is needed.
June 2024 in “Annals of Medicine and Surgery” A 23-year-old Syrian woman has two rare hair disorders, and avoiding hair treatments plus using vitamins and minoxidil may help.
66 citations
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September 2005 in “Photochemical & photobiological sciences” We don't fully understand how sunlight damages different types of hair.
November 2019 in “Quality in primary care” Scalp micropigmentation is a tattooing method that can mimic a full head of hair without surgery and has no healing time.
September 1997 in “Clinical and Experimental Dermatology” 73 citations
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December 2015 in “Nature Genetics” Mutations in TBX3 cause horses to have more even hair color instead of Dun camouflage.
4 citations
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January 2013 in “International Journal of Trichology” Monilethrix has no effective treatment, but avoiding hair trauma helps manage it.
Minoxidil can cause hair to turn yellow.
103 citations
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February 1972 in “Proceedings of the National Academy of Sciences” A unique enzyme in guinea pig hair follicles helps form protein cross-links in hair.
11 citations
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January 2016 in “Mycoses” Human black hair is best for distinguishing between T. mentagrophytes and T. verrucosum.
July 2024 in “Dermatology and Therapy” Darker hair colors may increase the risk of alopecia areata, while lighter hair colors may decrease it.
175 citations
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August 1997 in “Nature Genetics”
August 2025 in “Journal of Cosmetic Dermatology” Topical treatments and lasers can improve axillary hyperpigmentation, but no best method is established yet.
January 2016 in “Case reports in clinical medicine” A 6-year-old girl was diagnosed with a rare hair disorder called monilethrix.
3 citations
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December 1967 in “Australasian Journal of Dermatology” Becker's Melanosis and Hypertrichosis mainly affects young males, causing brown skin patches and extra hair on one side of the upper body.