How exposure to a common pollutant affects gut bacteria and behavior over generations

Impacts of Benzo[a]pyrene on Microbiome Development across Lifespan and Generations and the Behavioral Consequences

NIH-funded research Oregon State University · NIH-10549792

This study is looking at how a harmful chemical called benzo[a]pyrene can change the gut bacteria in developing zebrafish, which might lead to problems with behavior and thinking, and it hopes to find ways to help not just the fish but also future generations.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionOregon State University NIH-funded
Lab location1 site (Corvallis, United States)
Project IDNIH-10549792 on NIH RePORTER

What this research studies

This research investigates how exposure to the environmental pollutant benzo[a]pyrene during development can change the gut microbiome, which may lead to behavioral and cognitive issues. Using a germ-free animal model, specifically zebrafish, the study will explore the relationship between gut bacteria alterations and behavioral outcomes. The research aims to understand how these changes can affect not only the exposed individuals but also subsequent generations. By identifying specific gut microbes and their metabolites that influence behavior, the study seeks to uncover new avenues for addressing behavioral disorders.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals who have been exposed to environmental pollutants during early development and are experiencing behavioral or cognitive challenges.

Not a fit: Patients who have not been exposed to environmental pollutants or do not exhibit behavioral or cognitive disorders may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new strategies for preventing or treating behavioral and cognitive disorders linked to environmental exposures.

How similar studies have performed: Previous research has indicated that environmental toxins can impact gut microbiome development, suggesting that this approach may yield significant insights into behavioral health.

Where this research is happening

Corvallis, 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 Behavior Disordersbehavioral disorderCognition Disorderscognitive diseasecognitive 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.