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Testosterone is the primary male sex hormone and androgen in males. [3] In humans, testosterone plays a key role in the development of male reproductive tissues such as testicles and prostate, as well as promoting secondary sexual characteristics such as increased muscle and bone mass, and the growth of body hair.
Sertoli cells function to nourish the developing sperm cells. They secrete androgen-binding protein, a binding protein which increases the concentration of testosterone. There are two types: convoluted and straight, convoluted toward the lateral side, and straight as the tubule comes medially to form ducts that will exit the testis.
Testosterone replacement therapy (TRT), or testosterone therapy, is a form of hormone replacement therapy for men. This treatment uses synthetic testosterone to increase circulating testosterone ...
Testosterone is a medication and naturally occurring steroid hormone. [9] It is used to treat male hypogonadism, gender dysphoria, and certain types of breast cancer. [9] [10] It may also be used to increase athletic ability in the form of doping. [9] It is unclear if the use of testosterone for low levels due to aging is beneficial or harmful ...
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Testosterone promotes prostate cell proliferation, [26] but relatively low levels of serum testosterone are found in patients with BPH. [ 27 ] [ 28 ] One small study has shown that medical castration lowers the serum and prostate hormone levels unevenly, having less effect on testosterone and dihydrotestosterone levels in the prostate.
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The Vietnamese Wikipedia (Vietnamese: Wikipedia tiếng Việt) is the Vietnamese-language edition of Wikipedia, a free, publicly editable, online encyclopedia supported by the Wikimedia Foundation. Like the rest of Wikipedia, its content is created and accessed using the MediaWiki wiki software.