Female mammals typically carry two X chromosomes — one from each parent — and a new study suggests that the maternal X is ...

The X and Y chromosomes, commonly referred to as the sex chromosomes, are one such pair. They determine the biological sex, reproductive organs, and sexual characteristics that develop in a person.

Researchers found that female mice using only maternal X chromosomes showed faster cognitive decline, which could help ...

Study: X‐chromosome-wide association study for Alzheimer’s disease. Image Credit: nobeastsofierce / Shutterstock Conventional investigations of the genetic contributors to Alzheimer's disease ...

The X contains more genes related to brain function than does any other chromosome. “The X chromosome may be a treasure trove ...

Genetic factors play into autoimmune diseases, as certain genes that increase the susceptibility to autoimmune diseases are ...

Researchers aim to continue studying the role of the X chromosome in brain aging, and whether it can explain people’s risk of ...