122 citations
,
November 2014 in “BMC Medicine” This research observed that oral testosterone replacement therapy significantly increases cardiovascular risk, while effects of injected or transdermal therapy on cardiovascular risk were not significant, prompting further investigation into these methods.
116 citations
,
April 2002 in “American journal of veterinary research” This study found trilostane to be an effective and generally safe treatment for improving symptoms in dogs with pituitary-dependent hyperadrenocorticism.
64 citations
,
August 1999 in “The American journal of medicine” This study found that while a transscrotal testosterone patch increases serum testosterone levels in hypogonadal men with AIDS and weight loss, it does not improve weight, body cell mass, or quality of life.
59 citations
,
September 1994 in “The Journal of Clinical Endocrinology and Metabolism” This study found that 4 weeks of finasteride treatment significantly decreased DHT levels in bald scalp to levels similar to hair-containing scalp in men with male pattern baldness.
56 citations
,
October 1983 in “Archives of Dermatology” This study found that free testosterone levels were a more sensitive indicator of hyperandrogenism in women with acne than total testosterone levels.
27 citations
,
February 2005 in “Journal of Cellular Biochemistry” This study found that rat male costochondral chondrocytes, unlike female chondrocytes, respond to testosterone through metabolism to dihydrotestosterone, which shows a maturation-state dependent effect in male growth plate cells.
20 citations
,
April 2021 in “Journal of Womens Health” This guideline provides evidence-based recommendations for prescribing testosterone therapy to women with hypoactive sexual desire disorder, noting a moderate therapeutic benefit but highlighting limited data and regulatory challenges.
18 citations
,
May 2014 in “Menopause” This study found that a 5-mg daily dose of transdermal testosterone cream in postmenopausal women restored testosterone levels to those typical of premenopausal women.
16 citations
,
September 1964 in “The journal of investigative dermatology/Journal of investigative dermatology” This study reports that new compounds with anti-androgenic effects were found to counteract testosterone in animals without significant estrogenic activity, indicating potential for managing androgen-related conditions.
11 citations
,
October 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride increases hair growth, prolongs hair cycle, and lowers dihydrotestosterone levels.
10 citations
,
October 2010 in “International Journal of Andrology” In this study, co-administration of finasteride with oral testosterone undecanoate in young men with induced hypogonadism had no significant effect on serum testosterone or dihydrotestosterone levels, likely due to TU's unique absorption route.
9 citations
,
April 2021 in “Climacteric” This study provides a guideline for the safe and effective use of testosterone in women with hypoactive sexual desire disorder, recommending systemic transdermal testosterone for appropriate candidates while highlighting the importance of informed consent and monitoring due to unestablished long-term safety.
9 citations
,
February 2020 in “International Journal of Endocrinology” This study found that men with early-onset androgenetic alopecia and certain risk factors may have worse gonadal steroidogenesis and an increased likelihood of developing gonadal dysfunction, suggesting a male equivalent of polycystic ovarian syndrome.
9 citations
,
February 2004 in “Veterinary Dermatology” This study found that canine dermal papilla cells and fibroblasts metabolize androgens differently than human hair follicle cells, indicating species-specific differences in androgen metabolism.
9 citations
,
November 1980 in “Geburtshilfe und Frauenheilkunde” In this study, prolonged intravenous Fenoterol infusion was associated with intensive hair growth in most patients, although hormonal changes typically linked to such effects were not observed.
4 citations
,
August 2024 in “International Journal of Impotence Research” In this study using the TriNetX Research Network, men with low serum testosterone levels were found to have an increased risk of developing an initial kidney stone, particularly in those aged 33-44, compared to men with normal testosterone levels.
2 citations
,
December 2024 in “Iraqi Journal of Laser” This study used enhanced Raman spectroscopy to successfully detect ultra-low levels of free testosterone in women with PCOS, suggesting a potential low-cost method for early diagnosis.
October 2023 in “FASEB bioAdvances” This study investigated the effects of Akkermansia muciniphila on testosterone-induced hair growth inhibition in mice, finding that both live and pasteurized forms significantly encouraged hair growth and increased hair follicle size and growth factor levels compared to testosterone treatment alone.
August 2019 in “Journal of archaeological science: Reports/Journal of archaeological science: reports” This study demonstrated that cortisol, estradiol, and testosterone are preserved in archaeological human hair, allowing for the analysis of ancient stress and reproductive hormone patterns.
October 2025 in “Aquaculture” Coconut oil boosts testosterone but doesn't fully trigger reproductive maturity in pufferfish.
June 2024 in “British Journal of Dermatology” This study found that there is substantial variability in laboratory testing practices among dermatologists specializing in alopecia areata across the globe, indicating the need for renewed discussions around guidelines for such testing.
April 2013 in “e-Jurnal Medika Udayana” This abstract indicates that finasteride, at a dose of 1 mg per day, is effective in treating androgenetic alopecia in men by significantly reducing DHT levels.
12 citations
,
March 2017 in “Arteriosclerosis, thrombosis, and vascular biology” This study in male mice found that testosterone provides strong protection against skin necrosis after ischemia, working through its estrogenic and androgenic derivatives to enhance skin survival and revascularization, with 17β-estradiol being notably more effective than dihydrotestosterone.
5 citations
,
January 2017 in “Endocrinology” This chapter reviews the biosynthesis, mechanism of action, and therapeutic effects of testosterone and related androgens, but reports no new research findings.
71 citations
,
August 2019 in “The journal of sexual medicine” In this study, transgender adolescents treated with testosterone for a median of 12 months experienced effective virilization, including voice deepening and increased hair growth, but also showed decreased HDL cholesterol and BMD z-scores, and increased hematocrit, with no short-term safety issues reported.
June 2022 in “International journal of drug delivery technology” This study found that Convolvulus arvensis ethanolic extract may promote hair growth and reduce hair loss in albino mice with testosterone-induced baldness by increasing follicular density and the anagen/telogen ratio.
124 citations
,
March 2012 in “JAMA” This abstract discusses the unclear role of dihydrotestosterone (DHT) in postembryonic life in marsupials and possibly humans, reporting no new findings.
96 citations
,
January 1940 in “Journal of Endocrinology” This study on rats found that adrenalectomy was associated with increased hair loss compared to sham adrenalectomy, where one adrenal was left intact.
70 citations
,
April 2014 in “Annales d'endocrinologie” This review discusses the pathways of androgen biosynthesis and reports no new findings, highlighting the need to understand the interplay between the classic and backdoor pathways.
55 citations
,
June 2012 in “Steroids” This study found that testosterone modulates vascular cell behavior through direct actions that do not rely on its conversion to estradiol.