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research Supraphysiological Dose of Testosterone Impairs the Expression and Distribution of Sex Steroid Receptors During Endometrial Receptivity Development in Female Sprague-Dawley Rats
High doses of testosterone disrupt hormone levels and receptor expression in the uterus, affecting fertility.
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 Toxoplasma Gondii Infection and Testosterone Alteration: A Systematic Review and Meta-Analyses
Toxoplasma gondii infection may increase testosterone levels in males.
research Behavioral and Hormonal Changes Following the Continuous Administration of Testosterone in Adult Female Capuchin Monkeys (Sapajus Libidinosus)
Testosterone increases sexual behavior in female capuchin monkeys.
research Effects of Depot Medroxyprogesterone Acetate, the Copper IUD, and the Levonorgestrel Implant on Testosterone, Sex Hormone Binding Globulin, and Free Testosterone Levels: Ancillary Study of the ECHO Randomized Clinical Trial
The levonorgestrel implant increases free testosterone and lowers SHBG more than DMPA-IM and the copper IUD.
research Testosterone Hormone: Clinical Indications, Dysregulation, and Therapeutic Methods
Testosterone is vital for male health, and its deficiency is linked to aging and common health issues.
research Recovery Effects of Nephelium Lappaceum Var. Pallens Extract on Testosterone-Induced Inhibition of Hair Growth in C57BL/6 Mice and Human Follicular Dermal Papilla Cells
Rambutan extract can help reverse hair loss caused by testosterone.
research Testosterone Modulates Vasodilation in Mesenteric Arteries of Hypertensive Rats
Testosterone affects blood vessel relaxation in hypertensive rats.
research Sex Chromosome Related Dimorphism in Steroidogenic Enzymes and Androgen Receptor in Response to Testosterone Treatment: An In Vitro Study on Human Primary Skeletal Muscle Cells
Chromosomal differences affect how muscle cells respond to testosterone.
research Akkermansia Muciniphila Promotes Testosterone-Mediated Hair Growth Inhibition in Mice
Akkermansia muciniphila may help prevent testosterone-related hair loss.
research Serum Testosterone And Dihydrotestosterone And Incidence And Progression Of Lower Urinary Tract Symptoms: Results From The Reduce Study
Higher testosterone and DHT levels are not linked to urinary symptoms in men.
research A Rare Case of Ovarian Cellular Fibroma Producing Testosterone
A woman's ovarian fibroma caused high testosterone levels, which normalized after surgery.
research Segmental Hair Analysis as a Retrospective Testosterone Diary: Possibilities and Pitfalls
Segmental hair analysis can track testosterone over time but needs adjustments for sex, hair color, and washing frequency.
research Novel Progestogenic Androgens for Male Contraception: Design, Synthesis, and Activity of C7 Alpha-Substituted Testosterone
New testosterone analogs show promise for male contraception with better activity and potentially fewer side effects.
research The In Vivo and In Vitro Effects of Terminalia Bellirica Fruit Extract on Testosterone-Induced Hair Loss
Terminalia bellirica extract may help promote hair growth and prevent hair loss caused by testosterone.
research Peripubertal Testosterone, 17β-Estradiol and Progesterone Concentrations in Hair and Nails in Dobermann Dogs
Hair and nails can show hormone changes during puberty in dogs.
research Administration of 45% Robusta Green Coffee Bean Ethanol Extract Solution and Its Effects on Hair Growth and 5α-Reductase Type 1 Levels in Male Wistar Rats
Green coffee bean extract didn't grow hair but reduced a hair loss-related enzyme in rats.
research Testosterone: The Male Sex Hormone
More research is needed to understand how testosterone is maintained in adult males.
research COVID-19 and Androgenic Status: Do Testosterone or Dihydrotestosterone Have a Pivotal Role?
Higher dihydrotestosterone may be linked to more inflammation in COVID-19 patients with low testosterone.
research Testosterone: Functions, Uses, Deficiencies, and Substitution
Testosterone is important for male development and health, and careful replacement can treat low levels.
research Comprehensive Transcriptome Data to Identify Downstream Genes of Testosterone Signaling in Dermal Papilla Cells
The research identified genes and non-coding RNAs in cells that could be affected by testosterone, which may help understand hair loss and prostate cancer.
research Persistent Virilization and Vasomotor Symptoms in a Transman 5 Years Post Testosterone Withdrawal
A transman experienced lasting virilization symptoms after stopping testosterone, which were resolved with estradiol treatment.
research Newly Observed Interference of Oral Biotin with the Free Testosterone Assay in a Woman with Postmenopausal Virilization
Taking biotin can lead to incorrect low results in free testosterone tests.
research Selective Venous Sampling Prompting Unilateral Oophorectomy in an Adolescent With PCOS and Markedly Elevated Testosterone
A special blood test helped find the overactive ovary in a teen with PCOS, and removing that ovary improved her condition.
research Testosterone Analysis in Hair
The method shows hair testosterone levels reflect those in saliva, but are affected by various factors and may indicate a risk for heart attack.
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 Segmental Hair Analysis - A Retrospective Testosterone Diary?
Hair analysis can somewhat track past testosterone levels but is influenced by factors like hair washing, growth rate, sex, and hair color.
research Effect of Testosterone, Dihydrotestosterone, Estradiol, and Cortisol on the Quality of Fresh and Cryopreserved Stallion Sperm
Higher testosterone harms sperm motility, while higher estradiol improves sperm survival.
research Testosterone Deficiency Is Not Protective Against the Development of Adenocarcinoma of the Prostate in a Type 1 Diabetic Patient
Low testosterone does not prevent prostate cancer in men with type 1 diabetes.