Egg white provides a puncture repair kit for fetuses

2019-03-01 06:02:00

BETTER known for giving meringues and soufflés their texture, egg white is being tested as a sealant for the amnion, a membrane that surrounds developing fetuses. The amnion can rupture spontaneously, but can also tear after amniocentesis – in which a needle is used to extract amniotic fluid to test for genetic diseases – or fetal surgery. Such a breach can cause the mother’s waters to break prematurely, resulting in miscarriage. Noting its stickiness and its role in protecting a developing chick, Ken Moise and his colleagues at the Baylor College of Medicine in Houston, Texas, turned to purified,