May 9 - Scientists in Denver, Japan and Germany have mapped chromosome 21, a feat that could one day lead to treatments for Down syndrome and other genetic diseases. It is the second chromosome to be ...

Down syndrome is caused by a translocation of chromosomes 15 and 21 (Figure 3), in which the long arms of two acrocentric chromosomes are translocated to produce a single long chromosome ...

It took more than 50 years for Marthe Gautier to set the record straight about her discovery of the genetic cause of Down ...

A genetic screen can potentially diagnose more than 1,200 genetic disorders and chromosomal abnormalities. If you were a medical geneticist, how would you pick the best test for your patient ...

2024 — Researchers have identified a gene that causes heart defects in Down syndrome, a condition that results from an additional copy of chromosome 21. Reducing the overactivity of this gene ...