research 5α-Reductase, an enzyme regulating glucocorticoid action in the testis of Rhinella arenarum (Amphibia: Anura)
5α-Reductase helps regulate hormone action in toad testes, especially during breeding season.
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research Testosterone Treatment in Women – An Overview
Testosterone treatment can improve sexual function and bone density in women but may have adverse effects and requires more research on safety and guidelines.
research Pharmacokinetics of Modified Slow-Release Oral Testosterone Over 9 Days in Normal Men With Experimental Hypogonadism
The new oral testosterone pill normalized testosterone levels and lowered SHBG in men with low testosterone.
research Metabolic Syndrome, Hepatic Steatosis and Testosterone: A Matter of Sex
Sex hormones affect liver fat and metabolic health differently in men and women.
research Dihydrotestosterone, and Not Testosterone, Enhances the LPS-Induced Inflammatory Cytokine Gene Expression in Human Adipocytes
Dihydrotestosterone boosts inflammation in fat cells more than testosterone.
research Diagnostic Challenges in Ovarian Hyperthecosis: Clinical Presentation with Subdiagnostic Testosterone Levels
Ovarian hyperthecosis can cause symptoms even with normal testosterone levels, and surgery can improve these symptoms.
research A Randomized Double-Blind Placebo-Controlled Pilot Trial on the Effects of Testosterone Undecanoate Plus Dutasteride or Placebo on Muscle Strength, Body Composition, and Metabolic Profile in Transmen
Testosterone with dutasteride improves muscle strength and body composition in trans men.
research Testosterone- and Cortisol-Secreting Adrenocortical Oncocytoma: An Unusual Cause of Hirsutism
A woman's excessive hair growth was caused by a rare benign tumor in her adrenal gland, which was successfully removed.
research Safety and efficacy of transdermal testosterone for treatment of hypoactive sexual desire disorder
Transdermal testosterone can improve sexual desire in postmenopausal women but lacks long-term safety data and is not FDA-approved for this use.
research The five-year effects of testosterone replacement therapy on lipid profile and glucose tolerance among hypogonadal men in Japan: a case control study
Testosterone replacement therapy improved blood sugar and fat levels without raising prostate cancer risk in Japanese men with low testosterone.
research Modulating testosterone pathway: a new strategy to tackle male skin aging?
Honokiol might help reduce male skin aging by maintaining testosterone levels.
research Pharmacokinetics of 2 Novel Formulations of Modified-Release Oral Testosterone Alone and With Finasteride in Normal Men With Experimental Hypogonadism
New oral testosterone formulations show potential for safer, effective hormone replacement in men with low testosterone.
research Administration of Caesalpinia bonduc Seed Extracts Ameliorates Testosterone-Induced Benign Prostatic Hyperplasia (BPH) in Male Wistar Rats
Caesalpinia bonduc seed extracts may help treat enlarged prostate in rats.
research Triglycerides, independent of Ferriman Gallwey Score, is a main determinant of free testosterone index in PCOS
High triglyceride levels are a key factor affecting testosterone levels in women with PCOS.
research Testosterone enhances expression and functional activity of epithelial sodium channel (ENaC), cystic fibrosis transmembrane regulator (CFTR) and sodium hydrogen exchanger (NHE) in vas deferens of sex-steroid deficient male rats
Testosterone changes how certain channels work in male rat reproductive tracts, affecting fertility-related fluid balance.
research Relation of urinary stone disease with androgenetic alopecia and serum testosterone levels
Balding and low testosterone increase risk of urinary stones.
research A case of hyperpigmentation and acanthosis nigricans by testosterone injections
Testosterone injections can cause skin darkening and thickening.
research Serum testosterone levels in surgeons during major head and neck cancer surgery: a suppositional study
Surgeons' testosterone levels significantly increase during major head and neck cancer surgeries.
research Testosterone concentrations and oligomenorrhea in women with acne
Women with acne and irregular periods had higher active testosterone levels, which could suggest the usefulness of antiandrogen treatment.
research Testosterone, 17 Ks, 17 beta E2 FSH-LH variations and hirsutism modifications during spironolactone therapy.
Spironolactone treatment reduced hair growth and androgen levels in hirsute women, but the overall effectiveness was just adequate.
research The use of testosterone after menopause
Testosterone therapy can improve sexual satisfaction and mood in surgically menopausal women when used with estrogen, but its long-term safety and effects on naturally menopausal and premenopausal women are unclear.
research Risk of erythrocytosis in transgender individuals undergoing testosterone therapy: a systematic review
Testosterone therapy in transgender individuals can increase the risk of erythrocytosis.
research Exploring the efficacy of testosterone undecanoate in male children with 5α‐reductase deficiency
Testosterone undecanoate safely and effectively increased penis size in male children with 5-alpha-reductase deficiency.
research Effects of Testosterone on the Expression of Connexin 26 and Connexin 43 in the Uterus of Rats During Early Pregnancy
Testosterone changes important cell communication proteins in pregnant rats' uteruses, which might affect pregnancy success.
research Testosterone Down-regulates Expression of αVβ3-integrin, E-cadherin and Mucin-1 during Uterine Receptivity Period in Rats
Testosterone reduces key molecules needed for early pregnancy in rats.
research Do 5α-Reductase Inhibitors Raise Circulating Serum Testosterone Levels? A Comprehensive Review and Meta-Analysis to Explaining Paradoxical Results
5α-Reductase inhibitors do not consistently increase testosterone levels in the blood.
research Reproductive and Nonreproductive Actions of Testosterone
Testosterone is important for male sexual traits, reproduction, muscle and bone health, blood production, and metabolism, and works both directly and after being changed into other hormones.
research Effect of Citrullus colocynthis Schard on Testosterone-Induced Benign Prostatic Hyperplasia
Citrullus colocynthis fruit extract and its compound may help treat enlarged prostate.
research Effects of testosterone, dihydrotestosterone and estradiol on the growth behavior of cultured hair bulb papilla cells and root sheath fibroblasts
Testosterone and dihydrotestosterone slow hair cell growth, while estradiol has no effect.
research Salivary testosterone levels in infertile men
Men with low or no sperm count have lower salivary testosterone levels, and saliva testing can measure their testosterone well.