Each human cell contains 23 pairs of chromosomes that carry DNA within their nucleus. The X and Y chromosomes, commonly referred to as the sex chromosomes, are one such pair.

It took more than 50 years for Marthe Gautier to set the record straight about her discovery of the genetic cause of Down ...

Globally, scientists are working to unlock the secrets of extending human lifespan at the cellular level, where aging occurs ...

Human biological sex is determined by the sex chromosomes X and Y. In most cases, females possess two X chromosomes, while males have one X and one Y. However, there is some evidence that the Y ...

Researchers have made an exciting discovery about how human cells protect DNA during cell ... that such damage can trigger rearrangements of chromosomes -- hallmarks of cancer.

"Xist is important for human disease—if we can alter its ... but if Xist were to diffuse into other chromosomes in the cell, it would inactivate them as well. The researchers set out to ...

Ultrafine anaphase bridges—A hidden threat to our genome Every time a cell ... chromosome rearrangements that can cause disease. Their research proposes that PICH protects human DNA through ...

Researchers have developed HuT mice, a genetically engineered model with human-like telomeres, enabling scientists to study ...