Humans have about 3 billion DNA bases in their genetic makeup. However, most of it does not encode for protein.

Typically, female mouse embryos with two X chromosomes develop ovaries because a gene called Sox9 is suppressed. In male ...

Boys whose testes have not descended into the scrotum at birth may be nearly three times more likely to develop testicular cancer later in life, according to a new study. An increased risk of ...

A team of researchers has reported a breakthrough in making sperm cell precursors in vitro that could be used in a number of ...

Researchers have located one more anatomical organ where microplastics — of all shapes and constituents — are found: human testes. And although they can’t say for sure, they suspect the presence of ...

A small study of deceased nonvaccinated men who died of COVID-19 complications suggests the testes may be a sanctuary for the SARS-CoV-2 virus, raising questions about potential consequences for ...

Researchers say they have found a way to pluck out a potent type of stem cell from the testes of adult mice and transform it into other kinds of tissue, including heart muscle and blood vessels. The ...

Scientists have succeeded in isolating stem cells from human testes. The cells bear a striking resemblance to embryonic stem cells -- they can differentiate into each of the three main types of ...