research Oral Testosterone in Oil: Pharmacokinetic Effects of 5α-Reduction by Finasteride or Dutasteride and Food Intake in Men
Taking oral testosterone with finasteride or dutasteride doubles testosterone levels, and food slightly affects it.
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research Testosterone Target Therapy: Focus on Immune Response, Controversies, and Clinical Implications in Patients with COVID-19 Infection
Testosterone may have a dual role in COVID-19, potentially worsening outcomes in men, and testosterone therapy could help some patients, but more research is needed.
research Improvement in Scalp Hair Growth in Androgen-Deficient Women Treated with Testosterone: A Questionnaire Study
Testosterone therapy helped 63% of androgen-deficient women grow scalp hair, but more research is needed.
research Optimization of LC Method for the Determination of Testosterone and Epitestosterone in Urine Samples for Biomedical and Anti-Doping Research
Researchers developed a reliable method to measure testosterone and epitestosterone in urine for medical and anti-doping use.
research Testosterone Metabolism in Human Skin Cells In Vitro and Its Interaction with Estradiol and Dutasteride
Different skin cells process testosterone differently, and certain drugs can change this process, possibly helping treat acne and hair loss.
research Testosterone-Secreting Adrenal Adenoma Containing Crystalloids of Reinke in an Adult Female Patient
Leydig cells can cause testosterone-secreting adrenal tumors in women.
research Finasteride, Not Tamsulosin, Increases Severity of Erectile Dysfunction and Decreases Testosterone Levels in Men With Benign Prostatic Hyperplasia
Finasteride worsens erectile dysfunction and lowers testosterone in men with enlarged prostates, unlike tamsulosin.
research Contraception Care for Transmasculine Individuals on Testosterone Therapy
Transmasculine individuals on testosterone therapy need tailored contraception and fertility advice due to unique risks and benefits of each contraceptive method.
research Inhibition of Hair Growth by Testosterone in the Presence of Dermal Papilla Cells from the Frontal Bald Scalp of the Postpubertal Stumptailed Macaque
Testosterone can slow hair growth in adult monkeys, but a blocker called RU 58841 can counteract this and potentially help hair regrow.
research Physiopathological Role of the Enzymatic Complex 5α-Reductase and 3α/β-Hydroxysteroid Oxidoreductase in the Generation of Progesterone and Testosterone Neuroactive Metabolites
The enzymes 5α-reductase and 3α/β-hydroxysteroid oxidoreductase help create brain-active substances from progesterone and testosterone, which could be used for treatment, but more research is needed to ensure their safety and effectiveness.
research Pharmacokinetics of a Transdermal Testosterone Cream in Healthy Postmenopausal Women
A 5 mg dose of transdermal testosterone cream effectively restores testosterone levels in postmenopausal women.
research Influence of Age and Testosterone on the Response of Male Rats to Parachlorophenylalanine
PCPA induces hypersexual behavior in male rats regardless of age or castration status.
research Isosexual Precocious Pseudopuberty Secondary to a Testosterone-Secreting Leydig Cell Testicular Tumor: True Isosexual Development Early After Surgery
A boy's early puberty caused by a testicular tumor returned to normal after surgery.
research Production Rates of Testosterone and Dihydrotestosterone in Female Pattern Hair Loss
Women with female-pattern baldness produce more testosterone, but 5a-reductase inhibition treatment won't help.
research Geranylated Coumarins From Thai Medicinal Plant Mammea Siamensis With Testosterone 5α-Reductase Inhibitory Activity
Compounds from the plant Mammea siamensis may help treat hair loss.
research The Optimal Indication for Testosterone Replacement Therapy in Late-Onset Hypogonadism
Testosterone replacement therapy should be used for men with low testosterone levels and symptoms of hypogonadism, after careful diagnosis and considering individual needs.
research Co-Secretion of Testosterone and Cortisol by a Functional Adrenocortical Oncocytoma
A woman's rare adrenal tumor caused high testosterone and cortisol levels, which normalized after the tumor was removed.
research The Effect of Anti-Androgens on the Response of Rat Preputial Glands to Testosterone
New compounds can block testosterone effects in rats and might help treat conditions like prostate cancer and acne.
research Effects of Lespedeza Cuneata Aqueous Extract on Testosterone-Induced Prostatic Hyperplasia
Lespedeza cuneata extract may help treat enlarged prostate.
research Protective Effects of Finasteride Against Testosterone-Induced Calcium Oxalate Crystallization and Crystal-Cell Adhesion
Finasteride helps prevent kidney stones, but side effects need more research.
research The Stimulation of Hair Growth in the Flank Organs of Female Hamsters by Subcutaneous Testosterone Propionate and Its Inhibition by Topical Cyproterone Acetate: Dose-Response Studies
Testosterone increases hamster hair growth; cyproterone acetate reduces it.
research Circulating Testosterone and Feather-Gene Expression of Receptors and Metabolic Enzymes in Relation to Melanin-Based Coloration 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 Effects of Topical Application of EGCG on Testosterone-Induced Hair Loss in a Mouse Model
Applying EGCG on the skin can prevent hair loss caused by testosterone in mice.
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.
research Effect of Adiantum Capillus-Veneris Linn on an Animal Model of Testosterone-Induced Hair Loss
Adiantum capillus-veneris Linn reduced hair loss and improved hair growth in mice with testosterone-induced alopecia.
research Within-Person Changes of Cortisol, Dehydroepiandrosterone, Testosterone, Estradiol, and Progesterone in Hair Across Pregnancy, with Comparison to a Non-Pregnant Reference Group
Hormone levels in hair change during pregnancy, with progesterone increasing significantly compared to non-pregnant women.
research Clinical and Metabolic Implications of Obesity in Prostate Cancer: Is Testosterone a Missing Link?
Higher BMI and lower testosterone are linked to more aggressive prostate cancer.
research Testosterone-Like Immunoreactivity in Hair Measured in Minute Sample Amounts: A Competitive Radioimmunoassay with an Adequate Limit of Detection
The new test can measure very small amounts of testosterone in hair, and grinding the hair up first gives more accurate results.
research Testosterone in Women: Measurement and Therapeutic Use
Testosterone therapy can modestly improve sexual function in menopausal women but should be used cautiously and is not recommended for routine measurement in sexual dysfunction or hirsutism.
research Comparison Between Two Different Hamster Models Used for the Determination of Testosterone and Finasteride Activity
Young and adult hamsters both respond similarly to testosterone and finasteride treatments, but young hamsters aren't good for testing the inhibitory activity of a specific enzyme.