At about week seven in utero, the intercourse-relevant gene about the Y chromosome initiates the development with the testicles in male infants. The testicles create testosterone.
在青春期时，睾酮会令孩童出现第一种雄激素上升可见的现象。这些现象包括：[来源请求]
Testosterone has many important steps. It offers unfavorable comments inhibition to the secretion of gonadotropin-releasing hormone with the hypothalamus as well as the secretion of luteinizing hormone through the pituitary gland. In addition, it directs the development in the embryonic Wolffian ducts in to the vas deferens (ductus deferens) and seminal vesicles and stimulates the formation of muscle mass and bone.
在过程中加入锌睾酮的合成分量。锌是类固醇受体的运作有着重要影响，且是能使睾酮合成的酶的协助因素。
睪酮是經由血液中的性激素結合球蛋白運送至身體的目標組織。男性生殖腺內的塞爾托利氏細胞需要睪酮來生成精子。
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Adult testosterone outcomes tend to be more clearly demonstrable in males than in females, but are very likely essential to both of those sexes. Many of these outcomes could decline as testosterone concentrations may well reduce from the later on decades of Grownup daily life.[36]
肾上腺髓质： 肾上腺素、去甲肾上腺素 － 肾上腺皮质： 醛固酮、皮質醇、脱氢表雄酮
Classical male hypogonadism is when lower testosterone ranges are as a consequence of an underlying medical affliction or harm to your testicles, pituitary gland or hypothalamus. For instance, an individual is usually born by using a condition (congenital) that contributes to low testosterone, for example Klinefelter syndrome or Kallmann syndrome, or they can build it later (acquired), which include from an something that improvements the normal functioning of their testicles, hypothalamus or pituitary gland.
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Testosterone is the key male sex hormone and androgen in males.[three] In people, testosterone plays a crucial position in the event of male reproductive tissues for example testicles and prostate, along with advertising secondary sexual properties for example elevated muscle mass and bone mass, and The expansion of physique hair. It really is associated with increased aggression, intercourse travel, dominance, courtship Show, and a variety of behavioral traits.
Just like other steroid hormones, testosterone exists in serum in two kinds. Most testosterone while in the serum is bound to sexual intercourse hormone-binding globulin and also to albumin, even though the remaining sum (about 1 per cent) is cost-free, or unbound. Totally free testosterone is in equilibrium with bound testosterone so that when no cost testosterone enters Learn more cells, some certain testosterone is immediately freed.
睾酮# · 双氢睾酮 · 氟羟甲基睾酮 · 甲二氢睾酮 · 甲睾酮 · 另见同化類固醇
Synthetic testosterone is the primary drug of masculinizing hormone therapy, which happens to be a gender-affirming therapy that someone AFAB works by using to supply the secondary sex features connected with being assigned male at beginning (AMAB).