Example collocations logo

Testes in sentence

16 examples of Testes in a sentence

So in one instance, you can have somebody who has an XY chromosomal basis, and that SRY gene on the Y chromosome tells the proto-gonads, which we all have in the fetal life, to become testes.
And they do some tests and figure out that, instead of having ovaries inside and a uterus, she has testes inside, and she has a Y chromosome.
The consequence is that somebody like me has actually had a brain exposed to more androgens than the woman born with testes who has androgen insensitivity syndrome.
These are the dissected gonads of an animal that has two testes, two ovaries, another large testis, more ovaries, which is not normal ... (Laughter) even for amphibians.
In some cases, another species like the North American Leopard Frog showed that males exposed to atrazine grew eggs in their testes.
And you can see these large, yolked-up eggs bursting through the surface of this male's testes.
Normally the testes should make testosterone, the male hormone.
And the frogs that are exposed to atrazine, the testes are full of holes and spaces, because the hormone imbalance, instead of allowing sperm to be generated, such as in the testis here, the testicular tubules end up empty and fertility goes down by as much as 50 percent.
It's not just my work in amphibians, but similar work has been shown in fish in Europe, holes in the testes and absence of sperm in reptiles in a group from South America and in rats, an absence of sperm in the testicular tubules as well.
Now if I told the men in this village that the frogs have pour immune function and eggs developing in their testes, the connection between environmental health and public health would be clear.
Testosterone and progesterone, when administered together, will suppress the signals from the brain to the testes to make sperm, and in about 90 percent of men, sperm production after three to four months will stop.
Specifically, we are looking to block the function of vitamin A in the testes.
One of these enzymes is found only in the testes.
The blockade of this enzyme should deprive the testes of retinoic acid and stop sperm production without affecting vitamin A's functions elsewhere in the body.
In men, puberty begins when the testes start secreting testosterone.
I also noticed some wrasse known as the tapiro, three decimeters long, bony fish with transparent scales whose bluish gray color is mixed with red spots; they're enthusiastic eaters of marine vegetables, which gives them an exquisite flavor; hence these tapiro were much in demand by the epicures of ancient Rome, and their entrails were dressed with brains of peacock, tongue of flamingo, and testes of moray to make that divine platter that so enraptured the Roman emperor Vitellius.