research Dihydrotestosterone Stimulates 5a-Reductase Activity in Pubic Skin Fibroblasts*
Dihydrotestosterone increases the activity of an enzyme in pubic skin cells that converts testosterone to dihydrotestosterone.
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330-360 / 1000+ results research Hormonal Treatment of Transgender Women with Oral Estradiol
Oral estradiol works for many transgender women but needs personalized dosing and monitoring.
research Biochemical Roles of Testosterone and Epitestosterone to 5α-Reductase as Indicators of Male-Pattern Baldness
High testosterone to epitestosterone ratio in hair could predict male-pattern baldness.
research Semen Parameters Among Transgender Women With a History of Hormonal Treatment
Hormonal treatment in transgender women reduces semen quality, but stopping treatment may improve it.
research Serum androgens and risk of atrial fibrillation in older men: The Cardiovascular Health Study
Older men with low levels of a testosterone byproduct had a higher chance of developing an irregular heartbeat.
research Scalp Hair Regrowth in Hormone-Treated Transgender Woman
Hormone therapy with estradiol and spironolactone can regrow scalp hair in transgender women by lowering testosterone to female levels.
research Safety of testosterone treatment in postmenopausal women
Testosterone therapy seems safe for postmenopausal women for a few years, but more research is needed for long-term effects.
research Plasma Androgens in Children and Adolescents
Normal androgen levels need ACTH, and different mechanisms control adrenarche and gonadarche.
research Elevated Free Testosterone Levels in Women With Acne
Some women with acne have higher levels of free testosterone, which might suggest using hormonal treatments for acne.
research SAT-560 Real or Not Real? An Elevated TSH
Recognizing macro-TSH is crucial to avoid unnecessary treatments.
research Relationship Between Serum Testosterone Levels and Kidney Stones Prevalence in Men
Lower testosterone levels increase kidney stone risk in men over 40.
research Sex hormone-binding globulin and saliva testosterone levels in men with androgenetic alopecia
Men with hair loss have lower SHBG and higher saliva testosterone levels, suggesting increased androgen activity.
research The Utilization of Sex Hormone Antibodies for Screening and Separation of Trace Biological Mixtures
Sex hormone antibodies can help identify male and female contributors in forensic samples.
research Simultaneous pharmacokinetic and pharmacodynamic analysis of 5α-reductase inhibitors and androgens by liquid chromatography tandem mass spectrometry
The method effectively measures drug impact on DHT levels in prostate treatments.
research Male hormonal contraception: looking back and moving forward
New male hormonal contraceptives show promise but need more research on long-term effects and funding for larger trials.
research Ovarian vein sampling, and serum and urine testosterone monitoring in ovarian Leydig cell tumors: A report of two cases
Ovarian vein sampling helped diagnose rare ovarian tumors causing high testosterone, and surgery to remove the tumors lowered the testosterone levels.
research [Effect of selective 5alpha-reductase inhibitor or/and testosterone undecanoate on the reproductive function of male rats].
Testosterone undecanoate can reduce the negative effects of Finasteride on male reproductive health.
research Prevention of Male Late-Onset Hypogonadism by Natural Polyphenolic Antioxidants
Natural antioxidants like flavonoids and resveratrol may help prevent low testosterone in aging men.
research Single injection of very mild dose BOTOX in the vastus lateralis improves testicular spermatogenesis and sperm motility in ageing experimental mice
A small BOTOX dose improved sperm production and movement in older mice.
research Intratesticular Control Of Steroidogenesis
The testes control steroid production through complex interactions involving various cells and signaling molecules.
research Novel Insights into Androgen Hormone Dynamics and Semen Quality Response to Herbal Feed Supplementation in Breeding Bulls
Herbal supplements improved semen quality in bulls.
research Effect of cosmetic hair treatment and natural hair colour on hair testosterone concentrations
Cosmetic hair treatments can increase hair testosterone levels, while natural hair color does not affect it.
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 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.
research SUN-376 Isolated DHEA-S Production by an Adrenal Neoplasm: Clinical, Biochemical, and Pathologic Findings
A rare adrenal tumor in a woman only made DHEA-S, causing hair thinning, and was removed, fixing the hormone level.
research SERUM-CONCENTRATIONS OF DEHYDROEPYAN- DROSTERONE-SULFATE IN MEN WITH ANDROGE- NETIC ALOPECIA
Men with androgenetic alopecia do not have elevated DHEA-S levels.
research Cognitive effects of testosterone and finasteride administration in older hypogonadal men.
Testosterone improves mood and thinking skills; finasteride has no effect.
research EFFECT OF LOW DOSE FINASTERIDE ON SEMEN VOLUME AND SPERM DENSITY IN YOUNG MEN
research Corrigendum to “Patients treated for male pattern hair loss with finasteride show, after discontinuation of the drug, altered levels of neuroactive steroids in cerebrospinal fluid and plasma” [J. Steroid Biochem. Mol. Biol. 146 (2015) 74–79]
Stopping finasteride for male pattern hair loss changes neuroactive steroid levels in the brain and blood.
research Revisiting hyper- and hypo-androgenism by tandem mass spectrometry
The document concludes that using LC-MS/MS for measuring androgens is more accurate than older methods, but it needs careful validation and standardized references to be most effective.