This study observed that testosterone combined with hormonal contraceptives elevated hormones like estrone and testosterone, altered coagulation factors, and increased sexual behavior frequency in female capuchin monkeys.
17 citations
,
November 2017 in “Experimental physiology” This study found that in newborn rats, progesterone's effects on apnoea frequency are influenced by a sex-specific balance between its metabolite allopregnanolone and progesterone receptors.
September 2006 in “Data Archiving and Networked Services (DANS)” This article discusses the testosterone and estradiol levels in men, examining their roles and suggesting the need for better understanding to differentiate between normal and abnormal levels related to androgen deficiency symptoms, without reporting new clinical results.
1 citations
,
January 2010 in “Elsevier eBooks” Testosterone therapy may help men with osteoporosis.
97 citations
,
November 1986 in “Journal of Steroid Biochemistry” This review discusses the pharmacological properties and clinical applications of cyproterone acetate and similar antiandrogens, noting previous failures in local applications due to concentration limitations; it reports no new empirical results.
19 citations
,
June 1999 in “Steroids” This study found that compound 10 inhibited testosterone conversion to DHT in hamster flank organs and seminal vesicles, whereas compound 11's inhibitory effect varied with dose, linked to halogen electronegativity differences.
23 citations
,
January 2001 in “Chemical & Pharmaceutical Bulletin” This study found that several synthesized pregnane derivatives exhibited significant inhibitory effects on testosterone conversion to dihydrotestosterone and reduced related androgenic parameters in multiple pharmacological models.
December 2025 in “Seven Editora eBooks” This integrative review found that while hormone therapy, under proper medical supervision, can improve quality of life by treating conditions like muscle and bone mass loss, using these hormones without clinical need poses serious risks to neurological, cardiac, hepatic, renal, and reproductive health.
6 citations
,
January 2020 in “BMC Neuroscience” In this study, male-derived brain tissue exhibited higher cell death following ischemia compared to female-derived tissue, and certain steroid hormones showed different neuroprotective effects depending on the sex of the tissue.
21 citations
,
January 2008 in “Journal of Pediatric Endocrinology and Metabolism” This study found that combined treatment with anastrozole and cyproterone acetate improved the adult height prognosis in testotoxicosis, as observed in two brothers, with good tolerance reported.
January 2022 in “Current Enzyme Inhibition” This study found that two novel nonsteroidal derivatives inhibited specific enzymes in vitro and in vivo, leading to dihydrotestosterone accumulation in androgen-dependent glands, suggesting potential therapeutic use for mood improvement in the elderly.
1 citations
,
July 2022 in “Han'gug sigpum yeong'yang gwahag hoeji/Journal of the Korean society of food science and nutrition” In this study, ELE was found to protect against oxidative stress-induced testosterone reduction in TM3 Leydig cells by increasing testosterone synthesis and decreasing its conversion.
87 citations
,
April 1973 in “Endocrinology” This study found that in hamster flank organs, 17βC inhibited enlargement caused by topical testosterone but not by DHT, suggesting potential use in androgen-related skin disorders like acne.
June 2022 in “Journal of Experimental Biology and Agricultural Sciences” This study found that steroid hormones influence the quality indicators of fresh and cryopreserved stallion sperm, with testosterone negatively correlated with motility and estradiol positively correlated with survival rate.
129 citations
,
January 1977 in “Hormone and metabolic research” Cyproterone Acetate effectively treats androgen-related conditions and is used in prostate cancer therapy and hormone therapy for transgender women.
6 citations
,
August 2013 in “한국응용생명화학회지” This study found that among eleven tested polymethoxyflavones, 5-hydroxy-7,4′-dimethoxyflavone was the strongest steroid 5α-reductase inhibitor and suggests potential use for benign prostatic hyperplasia treatment.
10 citations
,
January 2015 in “Przeglad Menopauzalny” This review discusses the effects and selection criteria of different progestogens in various treatments but reports no direct clinical comparisons of their metabolic effects.
82 citations
,
January 2000 in “Hormone Research in Paediatrics” This study describes the enzymatic processes through which DHEA is converted to active sex steroids in human skin, highlighting an androgenic effect on sebaceous glands and estrogenic effects in the vagina.
3 citations
,
March 2019 in “Post Reproductive Health” Testosterone replacement can help menopausal women with various symptoms, but should be used carefully and is not yet officially licensed in the UK for women.
September 2002 in “Research Repository (Kingston University London)” This review discusses strategies for treating hormone-dependent prostate diseases and synthesizes a range of potential 5α-reductase inhibitors, but experimental evaluation of these compounds was not completed.
February 2026 in “Toxicology Letters” This study used an in silico/in vitro approach to identify potential inhibitors of the enzyme SRD5A2, finding that the androgen receptor modulator MK-0773 is a moderate inhibitor, although it does not act as a covalent inhibitor like finasteride.
1 citations
,
February 2013 in “Steroids” In this study, a deproteinized bone mineral showed potential to increase DHT production, suggesting an anabolic effect on human periosteal fibroblasts with possible implications for wound healing.
15 citations
,
May 2009 in “Steroids” This study found that progesterone derivatives with chlorine or bromine substituents were effective in inhibiting 5α-reductase activity in human prostate and exhibited antiandrogenic effects in hamster flank organs.
October 2025 in “Journal of the Endocrine Society” In this case study, a 68-year-old woman with hyperandrogenism and presumed ovarian origin responded well to GnRH agonist therapy, normalizing testosterone levels and stabilizing blood pressure, suggesting its effectiveness as a non-surgical treatment option.
21 citations
,
January 2020 in “General and Comparative Endocrinology” This review examines the diverse roles of SRD5α enzymes across species, focusing on their involvement in steroid synthesis, sexual development, and various physiological processes, but reports no new clinical results.
January 2004 in “Online Publication Service of Würzburg University (Würzburg University)” This study found that women with PCOS have higher activity of the enzyme 5alpha-reductase, which may contribute to their elevated androgen levels.
60 citations
,
January 2023 in “Biogerontology” This review examines testosterone's role in male health and aging but reports no new clinical results; the authors highlight the need for further research on optimal testosterone levels to prevent age-related conditions.
77 citations
,
September 1983 in “Acta Paediatrica” In this study, administering dexamethasone rapidly normalized elevated steroid levels in girls with premature adrenarche.
January 2007 in “The Journal of Pharmaceutical Practice” This study concluded that a synthesis process for finasteride from pregnenolone acetic ester is inexpensive, simple, and achieves a good yield of 36.5%.
January 2004 in “DOAJ (DOAJ: Directory of Open Access Journals)” This study found no elevation of serum DHEA-S levels in men with androgenetic alopecia and observed no correlation between DHEA-S levels and the clinical stage of the condition.