October 2024 in “Journal of the Endocrine Society” Certain genetic variants reduce enzyme activity, contributing to non-classic congenital adrenal hyperplasia.
September 2012 in “European journal of psychotraumatology” A new method accurately measures long-term hormone levels in hair.
21 citations
,
August 1994 in “Clinical endocrinology” 5α-Reductase inhibitors can help treat hair loss, acne, and prostate issues by reducing DHT levels.
November 2022 in “Journal of the Endocrine Society” A 21-year-old male with a rare genetic disorder experienced sudden hair loss and high DHEAS levels, likely due to a condition similar to PCOS, usually seen in women.
October 2024 in “Journal of the Endocrine Society” The case highlights the complexity of diagnosing high testosterone in older women and the need for thorough testing.
13 citations
,
August 1995 in “The Journal of Steroid Biochemistry and Molecular Biology” The activity of a specific rat enzyme in the prostate and epididymis is highly dependent on the acidity level.
4 citations
,
July 2020 in “Research Square (Research Square)” The research helps understand how finasteride works and aids drug development.
14 citations
,
June 2012 in “Stem Cells” TACE/ADAM17 is essential for maintaining healthy hair and hair follicle stem cells.
5 citations
,
July 1994 in “PubMed” Finasteride, when taken daily, lowers dihydrotestosterone levels but doesn't noticeably affect adrenal steroid production, except by blocking the 5 alpha-reductase enzyme.
30 citations
,
June 2000 in “Journal of dermatological science” Human keratinocytes do not naturally respond to androgens.
27 citations
,
July 1982 in “British Journal of Dermatology” The antiandrogen 11α-hydroxyprogesterone effectively reduces skin oil and cholesterol when applied to the skin.
April 2019 in “Journal of the Endocrine Society” An over-the-counter vitamin/mineral supplement improved hair loss and blood sugar control in a woman with non-classic 11-hydroxylase deficiency.
14 citations
,
April 2024 in “The Journal of Steroid Biochemistry and Molecular Biology” 5α-reductases increase epitestosterone's effect on androgen receptors.
31 citations
,
January 2003 in “Dermatology” Steroidogenic isoenzymes may help improve treatments for common hair loss.
19 citations
,
July 2005 in “Steroids” Testosterone increases 3α-androstanediol levels, which can be blocked by finasteride.
4 citations
,
February 2019 in “Journal of Cutaneous Pathology” The marker 5-hmC changes in hair follicle stem cells when they start to grow.
6 citations
,
July 2018 in “DOAJ (DOAJ: Directory of Open Access Journals)” A woman had a rare liver tumor causing male-like physical changes, highlighting the need for thorough checks when such symptoms appear.
September 2017 in “Journal of Investigative Dermatology Symposium Proceedings” Prostaglandin D2 increases testosterone production in skin cells through a process involving reactive oxygen species, which could be a new target for treating hair loss and other skin conditions driven by testosterone.
11 citations
,
January 2017 in “Biochemical and biophysical research communications” 1α,25-dihydroxyvitamin D3 directly affects cartilage growth and development.
78 citations
,
November 2005 in “Endocrinology” Hairless protein can block vitamin D activation in skin cells.
31 citations
,
October 2010 in “BMB Reports” L-threonate may help prevent balding by blocking a key protein.
4 citations
,
September 2010 in “Medical Hypotheses” Thai plant extracts, especially Avicennia marina, can promote hair growth by inhibiting certain enzymes and boosting growth factors.
242 citations
,
February 2016 in “Science” Hair loss and aging are caused by the breakdown of a key protein in hair stem cells.
8 citations
,
April 2017 in “Journal of Dermatological Science” Hair loss is caused by the breakdown of a protein called COL17A1 in hair follicle stem cells.
7 citations
,
January 2014 in “Case reports in endocrinology” A woman's excessive hair growth was caused by a rare benign tumor in her adrenal gland, which was successfully removed.
18 citations
,
October 2009 in “Endocrinology” Different Hairless isoforms affect Vitamin D receptor activity in hair regulation, with one repressing and the other stimulating it.
November 2012 in “Endocrine Practice” Enzymes called 5α-reductases have many body functions and need more research to safely use inhibitors.
February 2026 in “Frontiers in Endocrinology” Testosterone therapy improved symptoms in a woman with congenital adrenal hyperplasia.
42 citations
,
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.