Despite being banned in the late 1970's, organochlorine chemical exposure during pregnancy increases the risk for autism in offspring, a new study reports.
DDT exposure causes sodium channels to remain open, leading to increased neural firing and an increased release of amyloid beta peptide. Blocking the channels with tetrodotoxin reduces the toxic amyloid protein by increasing the production of the amyloid precursor protein.
Researchers discover a mother's higher exposure to some common environmental contaminants are associated with more vigorous and frequent motor activity. The results show the fetus is susceptible to environmental exposure and this can be detected by measuring fetal neurobehavior.
A new study reports on increased risk of cognitive impairment in people who were subjected to chronic low dose exposure to certain environmental contaminants.