277 citations
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February 2013 in “Science Signaling” Mitochondrial reactive oxygen species are essential for skin and hair development.
78 citations
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November 2005 in “Endocrinology” Hairless protein can block vitamin D activation in skin cells.
February 2024 in “Journal of Health Science and Medical Therapy” ADAM17 could be a potential target for treating PCOS.
1 citations
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July 2022 in “Han'gug sigpum yeong'yang gwahag hoeji/Journal of the Korean society of food science and nutrition” Eurycoma longifolia extract may help increase testosterone levels and reduce andropause symptoms.
May 2009 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” DHEA therapy improved pubic hair growth and psychological well-being in young females with adrenal insufficiency.
10 citations
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August 1998 in “Journal of Investigative Dermatology” The compounds tested could potentially treat hair loss and alopecia.
June 2023 in “Biochimica and biophysica acta. Molecular and cell biology of lipids” Impaired ABCA5 activity disrupts cholesterol balance in hair follicle cells, affecting hair growth.
13 citations
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January 2013 in “Applied and Environmental Microbiology” A gene in Sebekia benihana, CYP-sb21, is needed for a specific reaction on the drug Cyclosporine A, which could be important for hair growth without affecting the immune system.
1 citations
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January 2013 1 citations
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September 2018 in “International journal of research - granthaalayah” Human hair medulla doesn't break down hydrogen peroxide, which may affect hair color formation.
416 citations
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September 1997 in “Journal of Investigative Dermatology” People with hair loss have more androgen receptors and enzymes in certain follicles, with men and women showing different patterns.
2 citations
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May 2011 in “Pigment Cell & Melanoma Research” Collagen XVII is crucial for preventing hair and pigmentation loss by maintaining melanocyte stem cells.
9 citations
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Sex hormones and antiandrogens can either stimulate or inhibit human hair follicle cell growth depending on the dose.
13 citations
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January 2021 in “Histochemistry and Cell Biology” Cholesterol transport in hair follicles decreases from growth to regression phase.
24 citations
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September 2001 in “Journal of The American Academy of Dermatology” Women's ovarian hormones and adrenal androgens change throughout life, affecting hair loss and health.
36 citations
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January 2010 in “Journal of Pediatric Endocrinology and Metabolism” A new gene mutation causes vitamin D resistance and hair loss in two unrelated girls.
1 citations
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September 2024 in “Journal of Clinical & Translational Endocrinology” PCOS women have more severe metabolic issues and higher androgen levels than hyperandrogenic women without PCOS.
November 2025 in “Journal of Investigative Dermatology” 9 citations
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March 2023 in “GeroScience”
15 citations
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March 1997 in “International Journal of Dermatology” Finasteride shows promise for treating hair loss and excessive hair growth, but more research is needed to confirm its effectiveness and safety.
January 2026 in “Zenodo (CERN European Organization for Nuclear Research)” LX-38 is a safer drug option for hair loss and prostate issues without hormonal side effects.
22 citations
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April 2015 in “Current problems in dermatology” Human hair follicles have a unique metabolism that changes between growth stages and may contribute to baldness.
151 citations
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August 2011 in “The EMBO Journal” The enzyme PA-PLA1α is important for proper hair follicle development.
October 2016 in “Letters in Drug Design & Discovery” 14 citations
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January 1980 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Both treatments reduced androgen levels and hair growth in women with hirsutism.
19 citations
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April 2015 in “European Journal of Pharmacology” Dihydrotestosterone (DHT) doesn't affect rat skin cell growth, but it does change cell cycle, protein levels, and other cell functions, potentially shortening hair growth cycle.
5 citations
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June 2018 in “Elsevier eBooks” Testosterone is important for male sexual traits, reproduction, muscle and bone health, blood production, and metabolism, and works both directly and after being changed into other hormones.
15 citations
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January 2024 in “The AAPS Journal” 50-mg ritlecitinib capsules are bioequivalent to 100-mg capsules.
January 2011 in “Guangdong Medical Journal” Low Vitamin D receptor levels in hair follicles may contribute to alopecia areata.
11 citations
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January 2013 in “Indian Journal of Endocrinology and Metabolism” A woman with a rare adrenal tumor and hormonal disorder had improved testosterone levels after surgery, but her menstrual irregularities continued.