The gonads are either the testes or the ovaries, and this will control sexual development and reproduction.

性腺是指睾丸或者卵巢，而这可以控制性征发育和生育。

The virus can survive in the eyes, testes, placenta, and amniotic fluid.

病毒可以在眼睛、睾丸、胎盘和羊水中存活。

During puberty, the Leydig cells of the testes respond to the luteinizing hormone by converting more cholesterol into testosterone.

在青春期，睾丸间质细胞对促黄体生成素作出反应，将更多的胆固醇转化为睾酮。

In addition, the Sertoli cells of the testes respond to follicle-stimulating hormone by producing more sperm.

此外，睾丸的支持细胞开始对FSH产生应答，产生更多的精子。

One of these enzymes is found only in the testes.

中仅存在于睾丸中。

In men, puberty begins when the testes start secreting testosterone.

在男性中，当睾丸开始分泌睾丸激素时，青春期就开始了。

Her body can reabsorb her ovaries and grow testes in their place.

她的身体可以重新吸收卵巢并在位置上长出睾丸。

And when my son was growing inside of me, his tiny little testes were cranking out the testosterone.

当我的儿子在我体内成长时，他小小的睾丸就开始大量分泌睾丸激素。

Specifically, we are looking to block the function of vitamin A in the testes.

具体来说，我们正在寻求阻断睾丸中维生素 A 的功能。

Germ cells, as they're called, developed inside a fortress-like structure within the testes.

这些所谓的生殖细胞是在睾丸内个类似堡垒的结构内发育的。

Basically, these hormones interfere with the sperm growth cycle in specialized cells in the testes.

基本上，这些激素会干扰睾丸中特殊细胞的精子生长周期。

The leydig cells are in the interstitium of the testes and in response to luteinizing hormone they convert cholesterol into testosterone.

睾丸间质细胞正如名，位于睾丸的间质中，在LH的刺激下，它能把胆固醇转化成睾酮。

In stage 2, pubic hair appears and there's a measurable enlargement of the testes; and breast buds appear.

在第2期，阴毛开始生长，男孩睾丸开始增大，女孩乳房芽开始出现。

Although on the outside, she was fully female, she had XY chromosomes and these internal testes.

虽然从外表上看， 她完全是女性，但她有 XY 染色体和这些内部睾丸。

Their circulatory systems intwine, and all his internal organs start to dissolve except for his testes.

他们的循环系统交织在起，他所有的内脏都开始溶解， 除了他的睾丸。

Beginning at puberty, the Leydig cells of the testes respond to the luteinizing hormone by converting more cholesterol into testosterone.

青春期开始后，睾丸的间质细胞开始对LH产生应答，将更多的胆固醇转化为睾酮。

Produced in the developing testes and ovaries, these hormones hitch a ride to the brain via the bloodstream.

这些激素产生于发育中的睾丸和卵巢，通过血液搭便车到达大脑。

He had his testes measured, a blood sample taken and he was made to do exercises to see how strong he was.

检测了睾丸，抽取了血样，并让他做运动，看看他有多强壮。

Which means that she did have some sort of internal testes -- they were making testosterone -- but her body couldn't use it.

这意味着她确实有某内部睾丸——它们正在制造睾丸激素——但她的身体无法使用它。

The hypothalamic-pituitary-gonadal axis is a system of hormone signaling between the hypothalamus, pituitary gland, and gonads, either the testes or ovaries, to control sexual development and reproduction.

下丘脑-垂体-性腺轴是下丘脑、垂体与生殖腺（睾丸或卵巢）之间的激素信号转导系统，控制性发育和生殖。