January 2014 in “eScholarship (California Digital Library)” Toll-like receptor 3 helps repair the skin barrier after UV damage.
August 1994 in “Journal of dermatological science” Active oxygen scavengers can reverse the suppression of hair cell growth caused by androgens.
June 2008 in “Experimental dermatology” Melatonin protects skin and hair from damage and stress by acting as an antioxidant and influencing cell growth.
August 1994 in “Journal of dermatological science” Different substances affect hair and skin cell growth in various ways.
August 1994 in “Journal of dermatological science” Different substances affect hair and skin cell growth in various ways, with some promoting and others inhibiting cell proliferation.
56 citations
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September 2013 in “Journal of Biochemistry and Molecular Biology” Androgens increase a growth factor in hair cells by creating reactive oxygen species, and antioxidants might help treat hair loss.
122 citations
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July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
9 citations
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January 2005 in “Experimental dermatology” Melatonin receptors in hair follicles help regulate hair growth and could treat hair loss.
53 citations
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January 2006 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Reduced AR gene methylation may cause early pubic hair growth in girls.
105 citations
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August 2010 in “Pharmacology & therapeutics” Formyl-peptide receptor agonists could be new anti-inflammatory drugs.
506 citations
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January 2012 in “Molecular and Cellular Endocrinology” Melatonin affects many body functions beyond sleep by interacting with specific receptors in various tissues.
3 citations
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September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” CBD can either promote or inhibit hair growth depending on the concentration used.
109 citations
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October 2007 in “Journal of pineal research” Melatonin helps regulate hair growth and protects the hair follicle from stress.
76 citations
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April 2013 in “PLoS ONE” Chronic stress can cause hair loss by increasing oxidative stress, but antioxidants may help.
August 1994 in “Journal of dermatological science” Mouse hair cells respond to male hormones by growing less, and this can be stopped by certain blockers.
658 citations
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June 2003 in “Endocrine reviews” Male hormones may play a role in the development of heart disease, and more research is needed to understand their effects.
349 citations
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January 2005 in “The FASEB journal” Human skin can make serotonin and melatonin, which help protect and maintain it.
222 citations
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January 2005 in “Endocrine journal” Melatonin is important for skin health and protection, and can be made by the skin or applied to it.
July 2023 in “Frontiers in Veterinary Science” Melatonin helps hair grow by activating the RORα receptor in goats.
April 2017 in “Journal of Pharmaceutical Investigation” Indole-based compounds improved ovarian health in rats with PCOS, with L-Tryptophan and Tryptophol being most effective.
26 citations
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January 2000 in “Hormone research in paediatrics” Insulin resistance is linked to high male hormone levels in women, often seen in those with PCOS.
8 citations
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July 2022 in “Frontiers in plant science” pH changes are crucial for root hair growth because they affect enzymes and proteins that control the cell wall and growth.
185 citations
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February 2018 in “Journal of Investigative Dermatology” Melatonin may benefit skin health and could be a promising treatment in dermatology.
31 citations
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January 2017 in “Advances in Experimental Medicine and Biology” Low testosterone and 5α-reductase inhibitors can harm men's metabolic and sexual health; testosterone therapy may help, but discussing 5α-RIs' side effects is important.
24 citations
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March 2016 in “Journal of Investigative Dermatology” TIP39 and PTH2R help control calcium levels and skin cell development.
15 citations
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November 2023 in “Immunity & ageing” TLR4 is important in aging-related diseases and could be a new treatment target.
13 citations
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January 2021 in “Histochemistry and Cell Biology” Cholesterol transport in hair follicles decreases from growth to regression phase.
1 citations
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May 2025 in “Scientific Reports” The study identified key genes and pathways that influence goat wool quality and growth.
6 citations
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January 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” New topical treatment using spherical nucleic acids shows promise in reducing psoriasis inflammation.
56 citations
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November 2010 in “Pigment Cell & Melanoma Research” Brain hormones significantly affect hair color and could potentially be used to prevent or reverse grey hair.