Investigating how lead poisoning affects thyroid hormone's role in brain development.

Does lead (Pb) poisoning impair brain development by affecting how thyroid hormone gets into the brain?

NIH-funded research Virginia Polytechnic Inst and St Univ · NIH-11075195

This study looks at how lead poisoning affects brain development in children by using tadpoles to see how lead messes with important hormones that help the brain grow, hoping to find ways to prevent problems caused by lead exposure.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionVirginia Polytechnic Inst and St Univ NIH-funded
Lab location1 site (Blacksburg, United States)
Project IDNIH-11075195 on NIH RePORTER

What this research studies

This research explores the effects of lead (Pb) poisoning on brain development in children, focusing on how Pb disrupts the distribution of thyroid hormones (TH) in the brain. The study uses Xenopus laevis tadpoles as a model to understand the mechanisms by which Pb impairs TH distributor proteins in the choroid plexus, which are crucial for brain development. By examining these processes, the research aims to uncover the links between Pb exposure and cognitive deficits in children, providing insights into the underlying biological mechanisms. The findings could lead to better understanding and prevention strategies for Pb-related developmental issues.

Who could benefit from this research

Good fit: Ideal candidates for this research are children aged 0-11 years who have been exposed to lead and may be experiencing developmental issues.

Not a fit: Patients who have not been exposed to lead or are older than 11 years may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved strategies for preventing cognitive deficits in children exposed to lead.

How similar studies have performed: Previous research has shown that lead exposure negatively impacts cognitive development, but this specific approach to understanding thyroid hormone distribution is novel.

Where this research is happening

Blacksburg, 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 Acquired brain injury
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.