December 2023 in “The journal of physical chemistry. B (1997 : Online)” Human hair keratin might be good for filtering out harmful substances from water.
506 citations,
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.
30 citations,
August 1992 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride doesn't affect hormone levels in normal men.
17 citations,
July 2003 in “Metabolism-clinical and Experimental” Women with female-pattern baldness produce more testosterone, but 5a-reductase inhibition treatment won't help.
4 citations,
June 2003 in “Fertility and Sterility” Finasteride doesn't affect ovulation in normal 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.
77 citations,
November 2007 in “International Journal of Andrology” Testosterone with or without finasteride doesn't improve thinking skills in older men with low testosterone.
48 citations,
November 1992 in “Clinical Endocrinology” Long-term finasteride use doesn't change bone density or metabolism.
8 citations,
April 2019 in “Journal of the Endocrine Society” Postmenopausal women with hyperandrogenism didn't have better metabolic health even after their testosterone levels became normal.
5 citations,
October 2013 in “Endocrine” Blood tests can detect ovarian Leydig cell tumors when scans don't, and surgery can confirm and treat these tumors.
13 citations,
January 2019 in “Endocrine journal” Dihydrotestosterone treatment can help penis growth in boys with 5α-reductase deficiency but doesn't fully normalize size after puberty.
27 citations,
May 2015 in “Neuropharmacology” Dutasteride protects dopamine neurons in Parkinson's mice, but Finasteride doesn't.
251 citations,
October 2014 in “The Journal of Clinical Endocrinology & Metabolism” The guidelines advise against using testosterone and DHEA in women for most conditions due to safety and effectiveness concerns, but suggest considering testosterone for postmenopausal women with low sexual desire.
137 citations,
July 2004 in “Journal of The American Academy of Dermatology” Horizontally sectioned scalp biopsies are more reliable for diagnosing hair loss in women when three samples are taken instead of one.
88 citations,
August 2019 in “Nature communications” Researchers found a specific immune receptor in patients that causes severe skin reactions to a drug.
82 citations,
February 1989 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” A three-month treatment with a GnRH agonist significantly lowered androgen levels and 5α-reductase activity in men with benign prostatic hyperplasia.
81 citations,
May 2007 in “Fertility and Sterility” Testosterone therapy seems safe for postmenopausal women for a few years, but more research is needed for long-term effects.
75 citations,
February 2016 in “The Journal of Sexual Medicine” Androgens play a role in female sexual function, and testosterone therapy can help women with low sexual desire, but more research is needed on treatments and long-term safety.
58 citations,
January 2006 in “Skin Pharmacology and Physiology” High levels of testosterone and 5α-DHT can lead to cell death in cells important for hair growth.
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.
55 citations,
March 1990 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride may treat baldness but less effective for those with 5α-reductase deficiency.
52 citations,
June 2013 in “The Journal of Clinical Endocrinology and Metabolism” The research found that anovulatory young women have higher androgen and hormone levels than those who ovulate, suggesting immature hormonal regulation rather than a specific condition.
32 citations,
January 1990 in “Clinical Endocrinology” Women with female pattern hair loss have higher levels of certain androgens, suggesting increased androgen exposure to hair follicles.
28 citations,
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.
25 citations,
April 2006 in “British Journal of Dermatology” Finasteride lowers scalp and blood DHT levels, potentially treating male-pattern baldness.
21 citations,
November 2010 in “Talanta” Researchers developed a reliable method to measure testosterone and epitestosterone in urine for medical and anti-doping use.
18 citations,
January 2002 in “Chemical & pharmaceutical bulletin/Chemical and pharmaceutical bulletin” New pregnane derivatives were more effective than finasteride at inhibiting a key enzyme for male pattern baldness.
18 citations,
January 2001 in “Annual Reports in Medicinal Chemistry” Selective Androgen Receptor Modulators (SARMs) are drugs that can control the effects of androgens in different tissues, potentially having fewer side effects and promising for treating various conditions.
10 citations,
October 1992 in “Hormone and Metabolic Research” Finasteride safely lowers DHT levels without affecting hormone levels, helping with conditions like enlarged prostate, acne, and hair loss.
8 citations,
July 2017 in “The Journal of Steroid Biochemistry and Molecular Biology” DHT affects testicular development and regulates spermatogenesis in some fish.