Doctors may be able to detect Down's syndrome during IVFBMJ 2001; 323 doi: https://doi.org/10.1136/bmj.323.7304.67/a (Published 14 July 2001) Cite this as: BMJ 2001;323:67
- Scott Gottlieb
- New York
Researchers have developed a DNA test that might allow doctors to detect Down's syndrome in embryos during infertility treatment.
Currently, the genetic disorder is diagnosed about 16 weeks into pregnancy by using amniotic fluid taken from the mother. The new test, presented at a European infertility conference, uses a single cell to detect Down's syndrome during in vitro fertilisation (IVF) treatment before the embryo is implanted in the womb.
Down's syndrome occurs when a baby inherits three copies of chromosome 21 instead of two. …