Early-life pyrethroid pesticide exposure and autism risk

Developmental pyrethroid exposure in the prairie vole as a model of environmental risk for autism

NIH-funded research University of Toledo Health Sci Campus · NIH-11326724

This project will see how exposure to a common pesticide during early development changes brain chemistry and social behaviors linked to autism.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Toledo Health Sci Campus NIH-funded
Lab location1 site (Toledo, United States)
Project IDNIH-11326724 on NIH RePORTER

What this research studies

From a patient or parent's perspective, researchers will give low developmental doses of the pesticide deltamethrin to prairie voles (small social rodents) and observe changes in social behavior and biological markers. Prairie voles are used because they form strong social bonds and show complex social behaviors that can resemble human social functioning. The team will measure behaviors, collect blood and brain samples, and analyze molecular and circadian rhythm changes after exposure. The work aims to identify dose levels that cause changes and to find biological signs that could direct future human research or safety guidelines.

Who could benefit from this research

Good fit: There is no human enrollment; the results will be most relevant to pregnant people and families of young children worried about pesticide exposure and autism risk.

Not a fit: Individuals seeking immediate treatments or therapies for autism will not receive direct benefit because the research is preclinical and performed in animals.

Why it matters

Potential benefit: If successful, this work could help define safer pesticide exposure limits and reveal biological markers that guide later human studies or regulatory actions.

How similar studies have performed: Epidemiological data and rodent studies have suggested links between prenatal pyrethroid exposure and neurodevelopmental changes, but clear safe-dose thresholds and prairie-vole-specific data are limited.

Where this research is happening

Toledo, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions Autistic Disorder
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.