research Free Androgen Index (FAI): Marker of Premature Androgenetic Alopecia in Men
The Free Androgen Index (FAI) is the best indicator of early hair loss in men before age 30.
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480-510 / 1000+ results research Signs of Potential Androgen Excess Across the Lifespan in a US-based Digital Cohort Study
Potential androgen excess signs vary by demographics and health, needing inclusive evaluation.
research Regulation of masculinization: androgen signalling for external genitalia development
Male genital development is driven by androgen signaling and understanding it could help address congenital anomalies.
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.
research Enhancement of Intermittent Androgen Ablation Therapy by Finasteride Administration in Animal Models
Finasteride may improve prostate cancer therapy by enhancing testosterone's benefits and reducing risks.
research The enzyme and inhibitors of 4-ene-3-oxosteroid 5α-oxidoreductase
Inhibitors of the enzyme 5 alpha-reductase could potentially treat disorders like prostate cancer and baldness.
research Azasteroids as inhibitors of testosterone 5α-reductase in mammalian skin
Certain 4-azasteroids are effective at blocking the enzyme that processes testosterone in human skin and could help treat acne, excessive hair growth, and male pattern baldness.
research Risk assessment of the top 60 drugs for drug-related sexual dysfunction: a disproportion analysis from the Food and Drug Administration adverse event reporting system
Finasteride, dutasteride, and silodosin have the highest risk for causing sexual dysfunction.
research Persistent Erectile Dysfunction after Discontinuation of 5-Alpha Reductase Inhibitor Therapy in Rats Depending on the Duration of Treatment
Long-term use of dutasteride can cause permanent erectile dysfunction in rats.
research 5alpha-reductase: history and clinical importance.
5alpha-reductase inhibitors like finasteride and dutasteride effectively treat BPH by reducing DHT, offering symptom relief and potential future uses.
research Prostatic irradiation-induced sexual dysfunction: A review and multidisciplinary guide to management in the radical radiotherapy era (Part III on Psychosexual Therapy and the Masculine Self-Esteem)
Prostate cancer patients need early psychological and sexual support during radiotherapy to improve their quality of life.
research Foreword
The foreword introduces a medical issue discussing male hormonal health, treatments, and the effects of conditions like obesity and aging.
research The Double Edge Sword of Testosterone’s Role in the COVID-19 Pandemic
Testosterone may influence COVID-19 severity and outcomes.
research Invalidation of a commercially available human 5α-dihydrotestosterone immunoassay
The DHT immunoassay is unreliable due to high cross-reactivity with testosterone.
research Testosterone in COVID-19 – Foe, Friend or Fatal Victim?
Testosterone may both worsen and protect against COVID-19 effects in men.
research Role of vascular endothelial growth factor in androgenetic alopecia
Vascular endothelial growth factor might be involved in common hair loss.
research Clinical Evaluation of Women Presenting with Low Libido and Determination of Whether Androgen Therapy Might Be Appropriate
Androgen therapy might help some women with low libido, but it has risks and should be used carefully.
research Exogenous testosterone, finasteride and castration effects on testosterone, insulin, zinc and chromium in adult male rats.
Testosterone and finasteride raise insulin and zinc, lower chromium in male rats.
research Review Article: Practical Aspects of Testosterone Deficiency Syndrome in Clinical Urology
Testosterone replacement therapy improves libido, mood, muscle strength, and bone density in men with Testosterone Deficiency Syndrome.
research Geographical Differences in Male Infertility between the United States and Canada: Insights from the Andrology Research Consortium
American men are older, more obese, and have longer infertility than Canadian men.
research ESDR564 – Vertex and Occipital Intermediate and Terminal Hair Follicles from Androgenetic Alopecia Patients are Differentially Affected by Testosterone Ex Vivo
research The Aromatase Inhibitor Fadrozole and the 5-Reductase Inhibitor Finasteride Affect Gonadal Differentiation and Gene Expression in the Frog Silurana tropicalis
Fadrozole and Finasteride change frog sex ratios and cause intersex animals with altered gene expressions.
research Sex Hormones and Frailty in Older Men: The Osteoporotic Fractures in Men (MrOS) Study
Older men with lower levels of available testosterone are more likely to be frail.
research Adverse Sexual Effects of Treatment with Finasteride or Dutasteride for Male Androgenetic Alopecia: A Systematic Review and Meta-analysis
Finasteride and dutasteride increase sexual dysfunction risk by 1.57 times in male hair loss treatment.
research Gender-specific alteration of steroid metabolism and its impact on viral replication in a mouse model of hepatitis B virus infection
Hepatitis B virus alters steroid hormones in male mice, reducing dihydrotestosterone to inhibit viral replication.
research This Week in JAMA
Early surgery reduces seizure risk in drug-resistant epilepsy; testosterone to DHT conversion doesn't affect muscle anabolism; veterans with PTSD likely to have riskier opioid use; bevacizumab helps in hereditary bleeding disorder.
research Clinical relevance of testosterone and dihydrotestosterone metabolism in women
Testosterone and dihydrotestosterone play a role in women's health issues like excess hair and baldness, and treatments blocking these hormones may help.
research Androgen Resistance Associated With a Qualitative Abnormality of the Androgen Receptor and Responsive to High Dose Androgen Therapy*
High-dose androgen therapy can help manage certain types of androgen resistance.
research Discriminating between virilizing ovary tumors and ovary hyperthecosis in postmenopausal women: clinical data, hormonal profiles and image studies
The research found that MRI and certain hormone levels can help tell apart ovarian tumors from hyperthecosis in postmenopausal women, but tissue analysis is still needed for a definite diagnosis.
research Prospective randomized study of sexual function in men taking dutasteride for the treatment of androgenetic alopecia
Dutasteride safely treats hair loss without harming sexual function.