Aging men often lose the Y chromosome in a growing number of their cells—and it may be far more dangerous than once believed. This loss has been linked to heart disease, cancer, Alzheimer’s, and ...

Researchers at Cardiff University have uncovered how a particularly severe form of DNA damage arises—shedding new light on ...

Chromosomes are thread-like structures located inside the nucleus of animal and plant cells. Each chromosome is made of protein and a single molecule of deoxyribonucleic acid (DNA). Passed from ...

The effect of maternal chromosomes Female mice with only an active maternal X chromosome, Dubal and Abdulai-Saiku discovered, showed poorer memory and learning abilities as they aged. In the brains of ...