A comprehensive genetic analysis of over 200,000 men has found that around one in 500 have an extra sex chromosome, with most of them unaware. That’s a much higher proportion than previously thought, ...

Around 1 in 500 men carry an extra X or Y chromosome, according to a large study published this week in Genetics in Medicine. But most of those affected are unaware of their status, despite it ...

SMALL testes and aspermia are both characteristic features of Klinefelter's syndrome, and histological examination of the testes usually shows a lack of active spermatogenesis. Biopsies on testes ...

Scientists have created healthy offspring from genetically infertile male mice, offering a potential new approach to tackling a common genetic cause of human infertility. Scientists have created ...

Natera, a leading innovator in prenatal genetic testing, announced today that data demonstrating the accuracy of its non-invasive prenatal screening test, Panorama™, in detection of multiple sex ...