Multi-Academic Study Finds No Link Between Pesticide Exposure and Autism Traits
Study showed nearly all mothers had detectable organophosphate pesticide levels in urine during pregnancy, yet team found no significant relationship in children between this exposure and traits related to autism. The post Multi-Academic Study Finds No Link Between Pesticide Exposure and Autism Traits appeared first on GEN - Genetic Engineering and Biotechnology News .
A new study published in JAMA Pediatrics reports that prenatal exposure to certain insecticides used in agriculture does not appear to be linked to social communication problems or other traits commonly associated with autism. While organophosphate pesticides, which disrupt insect nervous systems, have been linked to potential neurodevelopmental issues such as lower IQ and ADHD, this large-scale research led by NYU Langone Health found no significant relationship between these chemical exposures and autism-related traits in children.
Study lead author Haleigh Cavalier, PhD, notes that these findings do not imply the pesticides are safe, nor do they rule out risks at higher exposures or for more vulnerable populations. Most Americans primarily encounter these insecticides through diets rich in fresh produce, and the researchers suggest a healthy diet may help mitigate any potential negative effects on brain development.
The study analyzed data from 3,339 mother-child pairs enrolled in the U.S. National Institutes of Health's Environmental Influences on Child Health Outcomes (ECHO) Program, assessing prenatal exposure through urine samples and linking metabolite levels to social communication challenges using a questionnaire. Lead senior author Akhgar Ghassabian, MD, PhD, emphasizes that further research is needed to clarify which environmental exposures matter most for autism prevention.
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