11 citations
,
October 2002 in “The Journal of Clinical Endocrinology & Metabolism” Enzyme activities do not cause early pubic hair in these girls.
35 citations
,
November 1989 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Epitestosterone may act as a weak antiandrogen and can inhibit an enzyme involved in testosterone metabolism.
December 2024 in “Frontiers in Neurology” Testosterone with finasteride improved muscle and bone health in men with spinal cord injury.
6 citations
,
August 1975 in “Journal of Endocrinology” Cortisol and corticosterone thin mouse skin and regress hair follicles, while testosterone promotes skin and hair development.
26 citations
,
March 1981 in “Clinical Endocrinology” Oestrogen does not affect adrenal androgen levels in children and adolescents.
28 citations
,
October 2018 in “Clinical Obstetrics and Gynecology” Testosterone therapy seems safe and effective for transgender men with proper care, but more long-term research is needed.
13 citations
,
January 2020 in “Neuroscience” Blocking 5α-reductase can harm memory and brain structure, and increase harmful brain changes in male mice used for Alzheimer's disease research.
8 citations
,
January 1991 in “European Urology” Finasteride lowers DHT levels and raises testosterone in a dose-dependent way.
1 citations
,
December 2021 in “Androgens” Testosterone and its metabolites affect brain functions and could help treat neurological disorders.
30 citations
,
March 1980 in “European Journal of Endocrinology” Adrenal androgens are important for puberty and are influenced by genetics.
Finasteride reduces prostate size and DHT in male mastomys but not in females.
1 citations
,
October 2023 in “Journal of the Endocrine Society” Testosterone treatment may affect heart response to stress in transgender men.
6 citations
,
January 2020 in “The Aging Male” Testosterone replacement therapy improved blood sugar and fat levels without raising prostate cancer risk in Japanese men with low testosterone.
11 citations
,
November 2022 in “Journal of Endocrinological Investigation” Hormonal treatments can change hair and skin in transgender people, but may not fully achieve desired results.
Dutasteride did not change rat spermatogenesis or oxidative stress but needs more research.
5 citations
,
December 2021 in “Pediatric investigation” Testosterone undecanoate safely and effectively increased penis size in male children with 5-alpha-reductase deficiency.
January 2005 in “Journal of Investigative Medicine” Testosterone boosts physical performance, grip strength, and lean body mass in older men with low testosterone.
31 citations
,
January 1989 in “The Prostate/The prostate” Estradiol and castration reduced prostate cancer development in rats when applied at early stages, but were ineffective after cancer was established.
77 citations
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June 2015 in “Nature Reviews Urology” Some common medications can harm male fertility, but many effects can be reversed.
September 1978 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” 20 citations
,
March 1975 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” The study concludes that a genetic mutation in TFM mice leads to reduced androgen receptor activity, affecting the body's response to male hormones.
24 citations
,
March 2018 in “Pediatric Dermatology” Testosterone treatment in transgender teens can worsen acne, requiring careful treatment due to mental health and medication side effects.
23 citations
,
October 2015 in “Andrology” New male hormonal contraceptives show promise but need more research on long-term effects and funding for larger trials.
June 2014 in “The Journal of Urology” June 2026 in “The Journal of Sexual Medicine” Finasteride 1 mg reduces semen quality without affecting hormones.
24 citations
,
July 2016 in “Steroids” Progesterone and testosterone protect brain cells from damage through specific pathways.
The treatment changed hormone levels and increased sexual behavior in female capuchin monkeys.
1 citations
,
January 2021
31 citations
,
January 2017 in “Advances in Experimental Medicine and Biology” Low testosterone and 5α-reductase inhibitors can harm men's metabolic and sexual health; testosterone therapy may help, but discussing 5α-RIs' side effects is important.
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.