research Is the metabolism of testosterone to 5α-dihydrotestosterone required for androgen action in the skin?
Testosterone conversion to 5α-DHT may not be essential for its effects on the skin.
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research Testosterone in COVID-19 – Foe, Friend or Fatal Victim?
Testosterone may both worsen and protect against COVID-19 effects in men.
research A Narrowed Look Into Plant-Derived Testosterone 5α-Reductase Inhibitors for Androgenetic Alopecia
Plant-based treatments might help with hair loss and have fewer side effects than synthetic drugs.
research Novel progestogenic androgens for male contraception: design, synthesis, and activity of C7 α-substituted testosterone
New testosterone analogs show promise for male contraception with better activity and potentially fewer side effects.
research Testosterone therapy for sexual dysfunction in postmenopausal women
Testosterone therapy can help improve sexual desire and function in postmenopausal women but may cause side effects and is not FDA-approved for this use.
research Circulating testosterone and feather-gene expression of receptors and metabolic enzymes in relation to melanin-based colouration in the barn owl
Barn owls with smaller black spots have higher testosterone levels, which might be due to genetic effects on hormone regulation rather than hormone effects on coloration.
research Physical Changes, Laboratory Parameters, and Bone Mineral Density During Testosterone Treatment in Adolescents with Gender Dysphoria
Testosterone treatment effectively causes male physical development in transgender male adolescents but may lead to side effects like acne, higher BMI and blood pressure, lower good cholesterol, and decreased bone density.
research Inhibition of Hair Growth by Testosterone in the Presence of Dermal Papilla Cells from the Frontal Bald Scalp of the Postpubertal Stumptailed Macaque1
Testosterone can slow down hair growth when combined with certain cells from bald scalps, and this effect can be blocked by an androgen receptor blocker.
research ORIGINAL RESEARCH—ENDOCRINOLOGY: Comparison of the Steady‐State Pharmacokinetics, Metabolism, and Variability of a Transdermal Testosterone Patch Versus a Transdermal Testosterone Gel in Hypogonadal Men
The testosterone patch and gel are both effective, but they have different absorption patterns and effects on hormone levels.
research Benefits of Testosterone Replacement and Methods of Substitution
Testosterone replacement therapy helps manage deficiency and has various methods, but requires careful monitoring to avoid side effects.
research Testosterone and female sexuality: A skeptical view
Testosterone's role in women's sex drive is unclear and needs more research, as low levels don't always mean less sexual interest and high levels can cause side effects.
research Negative Impact of Testosterone Deficiency and 5α-Reductase Inhibitors Therapy on Metabolic and Sexual Function in Men
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.
research Testosterone therapy in men: Clinical and pharmacological perspectives
Testosterone therapy aims to treat hormone deficiencies and various conditions safely and effectively, but requires careful patient monitoring due to potential side effects.
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 The clinical management of testosterone replacement therapy in postmenopausal women with hypoactive sexual desire disorder: a review
Testosterone Replacement Therapy can improve sexual health in postmenopausal women with low sexual desire, but more research is needed on its long-term effects.
research Cardiovascular Safety and Benefits of Testosterone Implant Therapy in Postmenopausal Women: Where Are We?
Testosterone therapy for postmenopausal women appears safe and may protect against heart disease, but requires constant monitoring and more research for long-term effects.
research Ganoderma lucidum ethanolic extract for the treatment of androgenic alopecia in rats with testosterone-induced Baldness.
Ganoderma lucidum extract promotes hair growth in bald rats, with higher doses producing better results, similar to the effects of Minoxidil 2%.
research Mechanisms of testosterone action
Testosterone works in different ways, including direct interaction with its receptor, conversion to other hormones for specific effects on genitalia, hair, bones, and muscle, and changes in body fat and sexual function when low.
research Increase in testosterone metabolism in the rat central nervous system by formalin-induced tonic pain
Formalin-induced pain increases testosterone breakdown in the rat brain and spinal cord.
research Sex hormones in SARS-CoV-2 susceptibility: key players or confounders?
Sex hormones' effects on COVID-19 are unclear and more research is needed to understand their potential as treatment.
research Testosterone Induces Increase in Aquaporin (AQP)-1, 5, and 7 Expressions in the Uteri of Ovariectomized Rats
Testosterone increases certain proteins in the uterus, reducing fluid volume.
research Influence of age and of testosterone on the response of male rats to parachlorophenylalanine
PCPA induces hypersexual behavior in male rats regardless of age or castration status.
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 Testosterone up-regulates vacuolar ATPase expression and functional activities in vas deferens of orchidectomized rats
Testosterone increases acidification in the vas deferens by up-regulating V-ATPase.
research Behavioral and hormonal changes following the continuous administration of testosterone in females in capuchin monkey adult females (Sapajus Libidinosus)
Testosterone increases sexual behavior in female capuchin monkeys.
research Epitestosterone
Epitestosterone may counteract testosterone's effects and has roles in body processes like prostate growth and hair distribution.
research Musculoskeletal and body composition response to high-dose testosterone with finasteride after chronic incomplete spinal cord injury—a randomized, double-blind, and placebo-controlled pilot study
Testosterone with finasteride improved muscle and bone health in men with spinal cord injury.
research Effectiveness of the Mentha spicata leaves in reducing testosterone levels and aggressive behaviour in female Wistar albino rats treated with testosterone propionate
Mentha spicata leaves lower testosterone and aggression in female rats.
research Efeitos do tratamento prolongado de testosterona associado ao uso de algestona acetofenida e enantato de estradiol sobre o ciclo menstrual de fêmeas cativas de Sapajus libidinosus (macaco-prego)
The treatment changed hormone levels and increased sexual behavior in female capuchin monkeys.
research Auswirkungen einer Hormonersatztherapie mit Testosteron auf Haut, Haare und Anhangsgebilde
Testosterone therapy can improve skin and hair in men with low testosterone but may cause skin irritation with certain treatments.