Multilayered membrane of fetal tissue within the placenta that separates the maternal blood from the fetal blood and allows selective passage of substances between the two.
Note: This membrane blocks only a few xenobiotics.
Source: PAC, 2016,
88, 713. (
Glossary of terms used in developmental and reproductive toxicology (IUPAC Recommendations 2016)) on page 793 [
Terms] [
Paper]