54 citations
,
November 1995 in “The Journal of Clinical Endocrinology & Metabolism” Females with 5 alpha-reductase-2 deficiency have less body hair, no acne, normal fertility, and delayed menarche.
27 citations
,
February 2005 in “Journal of Cellular Biochemistry” Male cells need DHT to respond to testosterone, while female cells do not.
2 citations
,
March 2020 in “Baghdad Science Journal” Finasteride effectively reduces DHT and E2 levels, helping with prostate enlargement.
30 citations
,
February 2016 in “British journal of dermatology/British journal of dermatology, Supplement” Some medications can reduce excessive hair growth in women, but more research is needed to find the best treatment combinations.
Testosterone in human pancreas cells boosts insulin production.
January 2016 in “프로그램북(구 초록집)” Hormones and neuropeptides affect hair growth, with androgens having opposite effects on beard and scalp hair.
4 citations
,
December 2021 in “Archivio italiano di urologia andrologia” Certain drugs, especially antiandrogens and spironolactone, significantly increase the risk of gynecomastia.
102 citations
,
July 2020 in “International journal of molecular sciences” Hormones like testosterone and estrogen significantly affect hair growth and structure.
64 citations
,
March 1984 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Cyproterone acetate effectively reduced hair growth in hirsute patients by lowering androgen levels and altering androgen metabolism.
57 citations
,
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.
46 citations
,
August 1990 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Ketoconazole reduced hair growth and improved acne in women, but caused side effects needing careful monitoring.
11 citations
,
August 2020 in “Diabetes” Testosterone helps human pancreatic cells increase insulin release.
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.
January 2004 in “Banca y finanzas: Revista profesional de gestión financiera” Androgens increase pigmentation in certain hamster skin areas, but estrogens can reverse this effect.
April 2012 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Early hair loss in men could be a sign of non-cancerous prostate enlargement, and treating hair loss early might help prevent prostate issues later.
16 citations
,
August 1989 in “Human Reproduction” Hirsutism in females is caused by high male hormones or sensitive hair follicles.
10 citations
,
March 2019 in “Journal of neuroendocrinology” Testosterone affects stress hormone levels differently in adolescent and adult male rats.
38 citations
,
May 2010 in “American Journal Of Pathology” 17β-Estradiol slows wound healing in male mice through estrogen receptor-α.
November 2022 in “Journal of the Endocrine Society” Estrogen deficiency can reduce the enzyme activity needed to activate vitamin D.
13 citations
,
August 2016 in “Reproduction” High doses of nandrolone decanoate disrupt ovarian hormones and receptors in rats, with recovery only at lower doses and longer recovery times.
August 2024 in “Research Square (Research Square)” Using 5-alpha reductase inhibitors may lower the risk of breast cancer in females.
218 citations
,
December 2011 in “Advances in Urology” The document concludes that the 5 alpha-reductase enzymes are important in steroid metabolism and related to various human diseases, with inhibitors used to treat conditions like male pattern baldness and prostate issues.
38 citations
,
January 2002 in “Biological & Pharmaceutical Bulletin” Lygodii Spora extract may help treat hair loss by blocking a hair loss-related enzyme and promoting hair growth.
30 citations
,
August 1992 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride doesn't affect hormone levels in normal men.
22 citations
,
September 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride reduces dihydrotestosterone, increases testosterone, and may treat hirsutism in women.
15 citations
,
June 1995 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride doesn't affect erections much, but may decrease libido in men.
November 2023 in “Scientific reports” The research identified and described a gene important for hormone conversion in endangered catfish, which varies in activity during different reproductive stages and after hormone treatment.
124 citations
,
September 1992 in “Endocrinology” The human type II 5α-reductase gene, linked to certain male health conditions, has a specific structure and low similarity to other related genes.
71 citations
,
November 2012 in “Expert Opinion on Drug Safety” 5-alpha reductase inhibitors can cause sexual side effects like erectile dysfunction and reduced sexual desire, sometimes lasting after stopping the drug.
53 citations
,
June 1993 in “Proceedings of the National Academy of Sciences of the United States of America” LY191704 is a compound that effectively blocks a specific enzyme involved in hormone conversion and could help treat enlarged prostate and hair loss.