(1) Research Institute of Biology, Rostov State University, pr. Stachki 194/1, Rostov-on-Don, 344104, Russia;(2) Rostov State Medical University, 344718, Nahichevansky per. 29, Rostov-on-Don, 344022, Russia
Abstract:
A historical review of allantoin research is presented. An increased allantoin level in the trophoblast and serum of pregnant women has been demonstrated. Allantoin concentration decreased in placental tissues and increased in the serum in developing placental insufficiency.