Humans carry 46 chromosomes. We get one from each parent, making 22 pairs of autosomal chromosomes, and one pair of sex chromosomes. Women usually carry two X (sex) chromosomes, while men typically ...

Background: The phenotype and severity of symptoms associated with mutations of chromosome 7 are directly proportional to the number of bases away. Distal and interstitial deletions are described in ...

The human Y chromosome, the determinant of male sex, has finally been completely sequenced. What it unveils could prove crucial to understanding the Y chromosome’s puzzling origins, and — pertinently ...

This is an image of all 46 chromosomes of the cured WHIM syndrome patient shows that one copy of chromosome 2 (red box) is significantly shorter than the other, a loss of genetic material caused by ...

Genes are segments of DNA (deoxyribonucleic acid) that are located inside every human cell. The DNA inside each cell is tightly coiled in structures called chromosomes. Each chromosome contains a ...

Neil Hunter, a professor in the Department of Microbiology and Molecular Genetics, has discovered a crucial step in how chromosomes stay connected during the development for egg cells and sperm, ...

The mass of human chromosomes, which contain the instructions for life in nearly every cell of our bodies, has been measured with X-rays for the first time in a new study led by UCL researchers. Mass ...

When a woman becomes pregnant, the outcome of that pregnancy depends on many things — including a crucial event that happened while she was still growing inside her own mother’s womb. It depends on ...