How early-life flame retardant exposure may affect brain development and behavior

Neurodevelopmental effects of flame retardant exposure

NIH-funded research North Carolina State University Raleigh · NIH-11129611

Researchers are looking at whether contact with common flame retardants during early development changes brain wiring and leads to anxiety or social difficulties, especially in females.

Quick facts

Grant typeU01 cooperative agreement
Study typeNIH-funded research
Funding institutionNorth Carolina State University Raleigh NIH-funded
Lab location1 site (Raleigh, United States)
Project IDNIH-11129611 on NIH RePORTER

What this research studies

This project uses prairie voles, animals with naturally social behaviors, to mimic human-like early-life exposure to a common flame retardant mix called Firemaster 550. Scientists expose developing animals to the mixture and then measure anxiety, social interaction, exploratory drive, pair bonding, and related brain changes. The team focuses on differences between males and females because prior work found stronger effects in females. Results are intended to help link chemical exposures in household products to neurodevelopmental and socioemotional problems seen in people.

Who could benefit from this research

Good fit: People most likely to find this work relevant include pregnant people, parents of young children, and individuals or families affected by neurodevelopmental disorders with anxiety or social deficits.

Not a fit: Individuals with conditions unrelated to early-life environmental exposures, such as many adult-onset neurological diseases, are unlikely to directly benefit from these findings.

Why it matters

Potential benefit: If successful, the work could clarify whether common household flame retardants contribute to anxiety and social problems and help guide prevention or policy decisions.

How similar studies have performed: Previous animal studies, including the investigators' own work, have shown that flame retardant mixtures like Firemaster 550 can alter social and anxiety-like behaviors, but applying those results to human health is still an active and developing area.

Where this research is happening

Raleigh, 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.
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.