Your DNA contains millions of genetic variants that interact with each other in ways that affect whether diseases such as ...

A gene is a basic unit of heredity, the means by which traits get passed from one generation to the next, and genetics is the study of how these biological traits are inherited. A little over half of ...

Rett syndrome is a rare developmental disorder, most often due to a mutation in the MECP2 gene on the X chromosome, but it’s not usually inherited. Advances in genetics have launched a new era in ...