Investigating the long-term effects of early arsenic exposure on mental health

Long-term risk for psychiatric disorders following early life exposure to environmental arsenic

NIH-funded research Mount Desert Island Biological Lab · NIH-11059163

This study is looking at how being exposed to small amounts of arsenic in things like well water and food when we're young might lead to mental health issues like depression and anxiety later on, using zebrafish to help us understand how this happens in our brains.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionMount Desert Island Biological Lab NIH-funded
Lab location1 site (Salsbury Cove, United States)
Project IDNIH-11059163 on NIH RePORTER

What this research studies

This research explores how early life exposure to low levels of arsenic, commonly found in well water and food, may increase the risk of developing psychiatric disorders like depression and anxiety later in life. Using zebrafish as a model, the study aims to understand the biological mechanisms behind these effects, particularly focusing on how arsenic disrupts glucocorticoid receptor signaling and impacts neurodevelopment. By examining these pathways, the research seeks to uncover the long-term consequences of environmental toxins on mental health.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals who were exposed to arsenic during early life, particularly those with a history of psychiatric disorders.

Not a fit: Patients who have not been exposed to arsenic or do not have a history of psychiatric disorders may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to better understanding and prevention strategies for psychiatric disorders linked to environmental exposures.

How similar studies have performed: Previous research has indicated that environmental toxins can significantly impact mental health, suggesting that this approach may yield valuable insights.

Where this research is happening

Salsbury Cove, 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 2026-06-10 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.