Results 21 to 30 of about 312,372 (339)

Exogenous Testosterone Enhances the Reactivity to Social Provocation in Males

open access: yesFrontiers in Behavioral Neuroscience, 2018
Testosterone affects human social behavior in various ways. While testosterone effects are generally associated with muscular strength and aggressiveness, human studies also point towards enhanced status–seeking motives after testosterone administration.
Lisa Wagels   +13 more
doaj   +1 more source

Design and end points of clinical trials for patients with progressive prostate cancer and castrate levels of testosterone: recommendations of the Prostate Cancer Clinical Trials Working Group.

open access: yesJournal of Clinical Oncology, 2008
PURPOSE To update eligibility and outcome measures in trials that evaluate systemic treatment for patients with progressive prostate cancer and castrate levels of testosterone.
H. Scher   +19 more
semanticscholar   +1 more source

Ginger and Testosterone [PDF]

open access: yesBiomolecules, 2018
Enhancing and protecting testosterone production is one target for many scientists because of its crucial role as a primary sex hormone in males. Several in vivo trials have utilized different dietary supplements and medicinal plants to enhance testosterone production in males.
openaire   +3 more sources

Patterns of testosterone in male white‐tailed deer (Odocoileus virginianus): Seasonal and lifetime variation

open access: yesEcology and Evolution, 2021
Testosterone is strongly associated with the annual development of antlers in cervids, but endocrine research on wild, freely breeding ungulates is often done without repeated capture of known‐aged individuals.
Monet A. Gomes   +4 more
doaj   +1 more source

Circulating Testosterone as the Hormonal Basis of Sex Differences in Athletic Performance

open access: yesEndocrine reviews, 2018
Elite athletic competitions have separate male and female events due to men’s physical advantages in strength, speed, and endurance so that a protected female category with objective entry criteria is required.
David Handelsman   +2 more
semanticscholar   +1 more source

Time-varying testosterone level and risk of myocardial infarction and stroke among hypogonadal men: a longitudinal study in Germany [PDF]

open access: yesJournal of Men's Health, 2022
Background and objective: Findings on the association between testosterone and cardiovascular risk in men have been inconsistent. Previous studies investigated this association based on testosterone level measured at one single point in time (e.g ...
Xiao Zhang   +7 more
doaj   +1 more source

Testosterone, testosterone therapy and prostate cancer

open access: yesThe Aging Male, 2019
With prostate cancer not observed in eunuchs and total androgen suppression by castration an effective first-line treatment for advanced prostate cancer, the dramatic regression seen in tumour symptoms after castration, lead to the theory that high levels of circulating androgens were a risk factor for prostate cancer.
Khalid Al-Rumaihi   +4 more
openaire   +3 more sources

Testosterone

open access: yes, 2021
Testosterone is a hormone produced majorly by the testicles in adult human _ men. The hormone affects a man’s appearance and sexual development, stimulates sperm production and regulates a man’s sex drive. It also helps build muscles and bone mass. Testosterone production decreases with age.
Irene Porcari   +2 more
openaire   +4 more sources

Comparison of Intratesticular Testosterone between Men Receiving Nasal, Intramuscular, and Subcutaneous Pellet Testosterone Therapy: Evaluation of Data from Two Single-Center Randomized Clinical Trials

open access: yesThe World Journal of Men's Health, 2023
Purpose: Testosterone replacement therapy (TRT) can potentially cause decreased spermatogenesis and subsequent infertility. Recent studies have suggested that 17-hydroxyprogesterone (17-OHP) is a reliable surrogate for intratesticular testosterone (ITT)
Parris Diaz   +7 more
doaj   +1 more source

Testosterone and Asthma [PDF]

open access: bronzeNature, 1963
Derrick and Thatcher1 have recently shown that the admissions for asthma in Brisbane in the 5–10 year age-group falls rapidly from 30 per 10,000 of population to a minimum of 6 per 10,000 of population at the age of twenty-seven. The initial incidence does not return to its former level until past the age of sixty, and it continues to rise.
E. R. Trethewie
openalex   +3 more sources

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