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 ...

Yury Verlinsky, the Russian emigre who was the first researcher in the United States to perform chorionic villus sampling to detect birth defects and who pioneered the development of pre-implantation ...

Cedars-Sinai and UCLA investigators have studied first trimester placental tissue and found that for some genes, the process that turns their information into a biological function may depend on the ...