Chorionic villus sampling (CVS) is a prenatal test used to detect birth defects, genetic diseases, and other problems during pregnancy. During the test, a small sample of cells (called chorionic villi ...

CVS is done when there is evidence an unborn baby may have a genetic abnormality, like Down’s syndrome. The outer reaches of the baby’s placenta, where it fuses with the mother (chorionic villi) are ...

RRS1, a ribosome-biogenesis factor previously linked to tumor growth, is now shown to be indispensable for normal human ...

Chorionic villus sampling is a prenatal diagnostic test performed for prenatal genetic testing involving a biopsy of placental tissue between 10 to 13 weeks gestation. The tissue harvested is the ...

This test is usually offered to women who are considered high risk for having babies with genetic disorders such as cystic fibrosis or chromosomal abnormalities. A sample of the cells that line the ...