Atrazine is a herbicide used extensively worldwide. Bioassays have shown that it is embryotoxic and embryolethal. Evidence of adverse reproductive outcomes from exposure in the general population is sparse.
Respiratory and Environmental Health Research Unit, Institut Municipal d'Investigació Mèdica (IMIM), C/Doctor Aiguader, 80, 08003-Barcelona, Spain. cvillanueva@imim.es