Sentence examples for in the testes from inspiring English sources

They can be found in the testes of men who would normally be considered sterile.

Our analyses are showing high concentrations of DDT in the testes and ovaries of breeding birds".

Pheasants also accumulated extraordinary amounts of DDT in the testes — up to fifteen hundred parts per million.

In one male robin, DDT was concentrated more heavily in the testes than in any other part of the body.

In boys, luteinizing hormone (LH) from the pituitary stimulates production of testosterone by cells in the testes.

There are other projects on temporarily shutting down sperm production in the testes.

John Aplin, a reproductive research scientist at the University of Manchester, said that sperm cannot be reabsorbed once formed in the testes.

But the spermatogonia -- the immature stem cells in the testes that replenish sperm -- are constantly dividing and replicating, with each round of division creating another possibility for error.

While fertile women produce a single egg a month on a predictable cycle, men produce tens of millions of sperm every day in the testes.

Histopathologically, both compounds caused lesions in the testes.

First, his team looked at sperm development in the testes.