Maternal stress modifies the effect of exposure to lead during pregnancy and 24-month old childrens neurodevelopment

摘要

BackgroundLead and psychosocial stress disrupt similar but not completely overlapping mechanisms. Exposure during the prenatal period to each of these insults singularly has been found to alter normal neurodevelopment; however, longitudinal associations with stress modifying the effect of lead have not been sufficiently analyzed in epidemiologic studies.