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chorionic

   Also found in: Medical, Encyclopedia, Wikipedia, Hutchinson 0.02 sec.
cho·ri·on  (kôr-n, kr-)
n.
The outer membrane enclosing the embryo in reptiles, birds, and mammals. In placental mammals it contributes to the development of the placenta.
[Greek khorion; see gher- in Indo-European roots.]
chori·onic (-nk) adj.
ThesaurusLegend:  Synonyms Related Words Antonyms
Adj.1.chorionic - of or relating to a chorion; "a chorionic villus is a minute vascular projection on the fetal chorion"


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Both amniocentesis and another procedure called chorionic villus sampling, in which doctors pluck bits of the placenta, isolate fetal cells that can reveal many genetic problems in an unborn baby with near certainty.
Bringing up baby's DNA: less risky techniques for assessing fetal ... by Brownlee, Christen / Science News
Chorionic villus sampling, to detect genetic abnormalities in the embryo or fetus in the first trimester.
Eugenics and population control in Canada by Shea, John / Catholic Insight
A reduction in circulating levels of estrogens and insulin-like growth factor 1 (IGF-1) and/or elevated levels of progesterone, androgens, human chorionic gonadotrophin, IGF-1 binding proteins 1 and 3, cortisol, and insulin have been associated with reduced risk.
In utero exposure to bioactive food components and mammary cancer risk by Environmental Health Perspectives
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