146 citations
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January 2004 in “Hormones” Human skin acts like a hormone-producing organ, making and managing various hormones important for skin and hair health.
36 citations
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March 2002 in “Journal of Biological Chemistry” Food deprivation increases MST enzyme in the brain, possibly affecting energy balance.
May 2022 in “Reactions Weekly” April 2019 in “Journal of the Endocrine Society” Using LC-MS/MS for hormone measurement can prevent false high testosterone results and avoid unnecessary tests.
2 citations
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January 1975 in “Archives of Dermatological Research” Certain enzymes react strongly with some hormones in rat skin during hair growth, mainly in sebaceous glands and hair sheaths.
Testosterone works in different ways, including direct interaction with its receptor, conversion to other hormones for specific effects on genitalia, hair, bones, and muscle, and changes in body fat and sexual function when low.
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October 2006 in “Expert Opinion on Emerging Drugs” New treatments for male hypogonadism are easier to use and target specific tissues to reduce side effects.
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April 1996 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” TGF-alpha is present in sheep and ferret skin and may affect hair growth without directly stimulating cell proliferation.
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May 2016 in “Experimental and Therapeutic Medicine” MMP-2 and MMP-9 help hair grow, while their inhibitors peak when hair growth slows.
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December 1981 in “Journal of Endocrinology” α-MSH increases melanin production in moulting hair follicles, while AVT inhibits it.
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October 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” HFMs can help study hair growth and test potential hair growth drugs.
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November 2019 in “Journal of the ASEAN Federation of Endocrine Societies” A 20-year-old woman with a rare form of Turner syndrome showed improvement with hormonal therapy and needs comprehensive care.
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November 2007 in “Neuro-chirurgie/Neurochirurgie” Cyproterone acetate is a safe treatment that causes modest feminization in transgender female adolescents, and works better with added estrogens.
April 2019 in “Journal of Investigative Dermatology” Dihydrotestosterone (DHT) increases oil production in skin cells by activating mTOR, and mTOR inhibitors can reduce this effect.
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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.
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August 2024 in “PLoS ONE” Both injectable contraceptives lower testosterone and SHBG levels, with NET-EN having a greater effect than DMPA-IM.
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September 2017 in “The Journal of Clinical Endocrinology & Metabolism” A multidisciplinary approach is crucial for safe and effective hormone treatment in gender-dysphoric individuals, with specific guidelines for adolescents and adults.
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January 2019 in “Endocrinology and metabolism” An mFG score of 7 or higher indicates hirsutism in Filipino women, often linked to higher free testosterone levels.
September 1997 in “Journal of the European Academy of Dermatology and Venereology” Hirsute women with ovarian-sourced hirsutism are more likely to have irregular periods, with higher BMI and altered hormone ratios.
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November 2003 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” The normal human prostate does not significantly affect blood DHT levels.
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February 2022 in “Biomedicines” Testosterone treatment may change estrogen receptor methylation in AFAB individuals.
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March 2005 in “The Journal of Clinical Endocrinology and Metabolism” Testosterone therapy improves physical function, strength, and body composition in older men with low testosterone levels.
Applying thyroid hormones to the scalp can help hair grow.
January 2024 in “Biology of sex differences” Dihydrotestosterone makes arteries stiffer in female mice by reducing estrogen receptor expression.
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January 2010 in “Endocrine abstracts” October 2012 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Thymic peptides can either promote or inhibit human hair growth.
MFN2 mutations cause mitochondrial problems, unusual fat distribution, and low leptin despite high body fat.
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August 2021 in “Journal of the American Academy of Dermatology” Facial hair is crucial for transgender men's gender identity and transition.
May 2006 in “Frontiers in Neuroendocrinology” Progesterone and its metabolites affect myelin protein expression differently in male and female rat Schwann cells.
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February 1983 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Dihydrotestosterone increases the activity of an enzyme in pubic skin cells that converts testosterone to dihydrotestosterone.