research Effects of Finasteride (MK-906), a 5α-Reductase Inhibitor, on Circulating Androgens in Male Volunteers
Finasteride safely lowers DHT levels without affecting testosterone.
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research Androgen Receptor in Rat Liver: Characterization and Separation from a Male-Specific Estrogen-Binding Protein
Male rats have androgen receptors in their liver, which are different from proteins that bind estrogen.
research The Endocrinology of Baldness
Hormones and genetics play key roles in male and female baldness, which can affect mental health and may be linked to other health issues.
research Effect of Cosmetic Hair Treatment and Natural Hair Color on Hair Testosterone Concentrations
Cosmetic hair treatments can increase hair testosterone levels, while natural hair color does not affect it.
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.
research Endothelial Dysfunction in PCOS: Role of Obesity and Adipose Hormones
Women with PCOS have heart-related issues not because of obesity, but due to insulin resistance and low adiponectin levels.
research The Laboratory in the Multidisciplinary Diagnosis of Differences or Disorders of Sex Development (DSD)
Diagnosing sex development disorders requires combining medical history, physical exams, imaging, lab tests, and genetic data.
research Hyperandrogenemia in Women with Polycystic Ovary Syndrome: Prevalence, Characteristics, and Association with Body Mass Index
High levels of male hormones are very common in women with PCOS and affect their metabolism differently depending on their weight.
research Longitudinal Clinical Course in Patients With 5α-Reductase Type 2 Deficiency Treated With Testosterone and Dihydrotestosterone During Infancy and Puberty
Testosterone and dihydrotestosterone treatments can help with penile growth in males with 5α-reductase type 2 deficiency, with dihydrotestosterone being more effective in infancy.
research Serum Concentrations of Dihydrotestosterone Are Associated With Symptoms of Hypogonadism in Biochemically Eugonadal Men
Higher DHT levels are linked to fewer hypogonadism symptoms in men with normal testosterone levels.
research Toxoplasma Gondii Infection and Testosterone Alteration: A Systematic Review and Meta-Analyses
Toxoplasma gondii infection may increase testosterone levels in males.
research Effects of the Anti-Androgen Finasteride on 5α-Reduction of Androgens in the Presence of Progesterone in Human Gingival Fibroblasts: Modulatory Actions of the Alkaline Phosphatase Inhibitor Levamisole
Finasteride reduces testosterone conversion, progesterone lessens this, and levamisole enhances finasteride's effect.
research Development and Evaluation of Novel Rodent Model of PCOS Mimicking Clinical Phenotype in Human Disease
The new rodent model successfully mimics non-lean human PCOS symptoms.
research Microalgae, Tetraselmis Tetrathele Has Alopecia Prevention and Scalp Improvement
Tetrathelmis tetrathele extract may help prevent hair loss and improve scalp health.
research Minoxidil: Mechanisms of Action on Hair Growth
Minoxidil boosts hair growth by opening potassium channels and increasing cell activity.
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 5α-Reductase Isozymes and Androgen Actions in the Prostate
5α‐reductase isozymes are crucial for prostate development and health, and targeting them can help prevent and treat prostate issues.
research Hyperandrogenism and Menstrual Imbalance Are the Best Predictors of Metformin Response in PCOS Patients
High levels of male hormones and irregular periods best predict how well PCOS patients will respond to metformin treatment.
research Bone Mineral Density Is Unaltered in Women with Polycystic Ovary Syndrome
Women with PCOS have similar bone density to healthy women, but those who are obese have higher bone density at some body sites.
research Evaluation of Ovarian Reserve and Function in Female Patients Treated with Oral Isotretinoin for Severe Acne: An Exploratory Study
Oral isotretinoin for severe acne can change hormone levels but does not significantly affect ovarian function.
research Specific Dermatologic Features of Polycystic Ovary Syndrome and Its Association with Biochemical Markers of Metabolic Syndrome and Hyperandrogenism
Hirsutism is a strong sign of high male hormones and metabolic problems in women with PCOS, but acne and hair loss are not.
research Androgen Excess: Investigations and Management
The conclusion is that managing androgen excess requires long-term treatment, including hormonal contraceptives and androgen blockers, with follow-up after six months.
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 Skin Abnormality and Hair Loss: The Reproductive Endocrinological Viewpoint
Hormonal imbalances can cause skin and hair problems in women, and treatments that block male hormones can help.
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 Age-Related Changes in Endogenous Glucocorticoids, Gonadal Steroids, Endocannabinoids, and Their Ratios in Plasma and Hair from Male C57BL/6 Mice
Male C57BL/6 mice show age-related fluctuations in certain hormones and their ratios in both blood and hair.
research Complications of Cushing's Syndrome: State of the Art
Cushing's syndrome can cause serious health problems, and early treatment is crucial, but some issues may remain after treatment.
research 17β-Estradiol Enhances Vascular Endothelial Growth Factor Production and Dihydrotestosterone Antagonizes the Enhancement via the Regulation of Adenylate Cyclase in Differentiated THP-1 Cells
Estrogen increases blood vessel growth factor production, while testosterone blocks this increase.
research Comparison of Clinical and Laboratory Characteristics of Cases with Polycystic Ovarian Syndrome Based on Rotterdam’s Criteria and Women with Only Oligo/Anovulation or Hirsutism
Women with only irregular periods or excess hair have a better hormone profile than those with full PCOS, but both groups are similar, indicating a need for better PCOS diagnosis methods.
research 5α-Reductase Isozymes and Aromatase mRNA Levels in Plucked Hair from Young Women with Female Pattern Hair Loss
Higher enzyme levels found in women with hair loss, suggesting hormone imbalance.