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 ...

Large and rare duplications and deletions in a chromosome region known as 22q11.2 , which involves genes that regulate cardiac development, are linked to nonsyndromic bicuspid aortic valve disease.

Cutting-edge gene editing technology could eradicate Down syndrome, according to Japanese scientists. Down syndrome, which causes a range of developmental differences and affects 1 in 700 newborns in ...