14 citations
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April 2024 in “The Journal of Steroid Biochemistry and Molecular Biology” 5α-reductases increase epitestosterone's effect on androgen receptors.
17 citations
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October 1994 in “The Journal of Clinical Endocrinology and Metabolism” March 2010 in “The Journal of Urology” Methylation of the 5-AR2 gene may cause resistance to Finasteride in BPH patients.
Blocking 11β-HSD1 reduces stress hormone damage in hair growth cells.
5 citations
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January 1983 in “PubMed” Human skin releases different steroids, with some coming from sebaceous glands and others from sweat glands.
1 citations
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April 2022 in “AACE clinical case reports” A 36-year-old person with a female appearance but male chromosomes was diagnosed with a rare enzyme deficiency affecting sexual development.
202 citations
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August 2017 in “Nature cell biology” Lactate production is important for activating hair growth stem cells.
April 2020 in “Journal of the Endocrine Society” Non-classic congenital adrenal hyperplasia (NCCAH) can mimic PCOS and requires genetic testing for proper diagnosis and treatment.
24 citations
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February 2007 in “Hormone and metabolic research” The substance MK386 effectively blocked testosterone conversion and reduced cell growth in certain skin cells, but inhibiting 5α-reductase alone may not greatly improve acne.
42 citations
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April 2013 in “Steroids” Non-classic congenital adrenal hyperplasia is a common disorder causing symptoms like acne and infertility, and it's managed based on symptoms, not just test results. Treatment can improve fertility and reduce miscarriage risk.
12 citations
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January 2000 in “Biochemical and Biophysical Research Communications” The study mapped keratin 15 and 19 genes, aiding future genetic disorder research.
38 citations
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February 1988 in “Molecular and Cellular Biology” Only one of the two K16 genes on chromosome 17 makes a functional protein for keratin filaments.
19 citations
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March 2010 in “Steroids” Certain progesterone derivatives can inhibit enzymes and reduce androgenic activity, potentially affecting prostate growth.
53 citations
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May 1986 in “Clinics in endocrinology and metabolism” Androgens like testosterone affect hair growth and oil production differently across body parts and individuals.
55 citations
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August 2008 in “Reviews in endocrine and metabolic disorders” Nonclassic adrenal hyperplasia is a genetic condition that can cause early puberty and fertility problems, treated with specific steroids.
69 citations
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December 2005 in “Nature Clinical Practice Endocrinology & Metabolism” Blocking the enzyme 11β-HSD1 might help treat obesity and metabolic issues.
30 citations
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June 2000 in “Journal of dermatological science” Human keratinocytes do not naturally respond to androgens.
May 2024 in “Journal of cosmetic dermatology” Low HDL-C, uric acid, and 25-hydroxyvitamin D are risk factors for early-onset male hair loss.
April 2024 in “Communications biology” Enzymes involved in Vitamin A metabolism affect hair growth and type in mice.
25 citations
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July 1994 in “Journal of dermatological science” Testosterone affects hair follicles differently across body sites, with beard hair follicles showing more activity of a specific enzyme and presence of androgen receptors compared to scalp hair.
April 2019 in “Journal of Investigative Dermatology” Testosterone affects androgen receptors and lipid storage in cells, while DHEA does not convert to testosterone or affect these receptors in the same way.
56 citations
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January 1999 in “The Analyst” The method accurately measures certain steroids in human hair, showing different levels in males and females.
January 2023 in “Endocrine Journal” Treating classic 21-hydroxylase deficiency requires precise glucocorticoid dosing and attention to individual patient needs, with new treatments showing promise.
7 citations
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October 2019 in “Case reports in endocrinology” A young woman's symptoms suggested PCOS, but tests and surgery confirmed and treated a rare ovarian tumor, resolving her condition.
34 citations
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December 1991 in “Annals of the New York Academy of Sciences” Differences in enzyme activity and androgen receptors in hair follicles may explain why hair loss appears differently in men and women.
Antiandrogens and finasteride may help treat excess hair and hair loss in women.
January 2025 in “JCEM Case Reports” Enzyme replacement therapy may help alleviate symptoms in complex cases like this.
December 2025 in “Clinical Cosmetic and Investigational Dermatology” ZDHHC17 methylation may help treat or identify facial skin aging.
10 citations
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March 2021 in “Clinical Cosmetic and Investigational Dermatology” Certain gene variants are linked to severe acne, especially in males.
10 citations
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February 2008 in “Photochemistry and photobiology” Vitamin D receptor can control the hairless gene linked to hair loss even without vitamin D.