Anesthetics as teratogens: nitrous oxide is fetotoxic, xenon is not.Geoffrey A. Lane, M. Nahrwold, Alan R. Tait, M Taylor-Busch, Phil Cohen, Armand BeaudoinScience1980Exposure of pregnant rats to the anesthetic nitrous oxide on the ninth day of gestation causes fetal resorption, skeletal anomalies, and macroscopic lesions including encephalocele, anophthalmia,… (More)