They also found that after the extra chromosome was removed, genes tied to nervous system development were more active and ...

The accurate distribution of chromosomes in an oocyte is essential for the correct transmission of genetic information to the ...

Two X chromosomes mean girl, and an X paired with a Y means boy. For the last 300 million years, this system has worked very ...

Cells are constantly subjected to DNA damage from a range of internal and environmental sources. It is estimated that cells ...

Researchers mapped Y chromosome loss across thousands of individual cells from human cancers, with disturbing results.

Back in 1900 the life expectancy of people with Down Syndrome was 9 years. In 1984, it was 28 years, today it's leveled off ...

What if your body’s age wasn’t just the number of birthdays you’ve had? Scientists are now exploring a new way to track the ...

A new hereditary condition has been discovered that affects patients' ability to repair DNA – leaving them both at greater ...