Related: Faster brain aging tied to X chromosome inherited from Mom In menopause, estrogen levels plummet. The hormone has ...

This localization suggests a direct connection between X chromosome gene expression and cognitive function in aging females. These findings indicate that aging itself may trigger the awakening of ...

The improper segregation of chromosomes during cell division leads to abnormalities that disrupt the proper functioning of the cell. Cells with an abnormal number of chromosomes consequently ...

Utrecht University has appointed Bas van Steensel as Special Professor of Chromosome Biology. Van Steensel will lead fundamental research into how chromosomes function and how genetic information is ...

About 97 percent of the genome consists of sequences that don't code for proteins and have no known function. Within the rest of the genome are an estimated 70,000 genes. The single chromosome ...

The path from the initial discovery of sex chromosomes in 1891 to an understanding of their true function was paved by the diligent efforts of multiple scientists over the course of many years.

the function of all eukaryotic centromeres has been strongly conserved during evolution. This article focuses on the centromeres of mammalian chromosomes, particularly those in humans. Much of ...

Researchers found that a gene on the Y chromosome influences how aortic valve stenosis progresses differently in males and ...

Women have a higher proportion of key immune cells between puberty and menopause, which may be linked to the sex hormone ...

As it turns out, the chromosome also has important functions beyond determining sex. According to a study published July 14 in Science, a lack of the Y chromosome in bone marrow cells causes heart ...

which reside in the middle of the chromosomes; transposons that can target the ends are less likely to disrupt an essential function or cause cell death. "If you could target the end, you're less ...

Females have one active X chromosome and one dormant X chromosome in each cell. But a study suggests that genes on the dormant X get "reawakened" later in life, potentially giving the brain a boost.