Traffic pollution may worsen Alzheimer's disease in susceptible individuals.

Traffic-related air pollution exacerbates AD-relevant phenotypes in a genetically susceptible rat model via neuroinflammatory mechanism(s)

NIH-funded research University of California at Davis · NIH-11083673

This study looks at how air pollution from traffic might impact the development and worsening of Alzheimer's disease in specially modified rats, helping us understand how breathing in these pollutants could affect brain health.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of California at Davis NIH-funded
Lab location1 site (Davis, United States)
Project IDNIH-11083673 on NIH RePORTER

What this research studies

This research investigates how exposure to traffic-related air pollution (TRAP) affects the development and severity of Alzheimer's disease (AD) in a genetically modified rat model. The study uses a unique exposure model that mimics real-world pollution levels from a major freeway, allowing researchers to observe the effects of TRAP on neuroinflammation and neurodegeneration. By examining the relationship between lung inflammation and brain health, the research aims to identify specific components of vehicle emissions that contribute to AD-like symptoms.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals with a genetic predisposition to Alzheimer's disease or those living in areas with high traffic pollution.

Not a fit: Patients without a genetic risk for Alzheimer's disease or those not exposed to significant traffic-related air pollution may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to better understanding and prevention strategies for Alzheimer's disease related to environmental factors.

How similar studies have performed: Previous studies have shown a correlation between air pollution and neurodegenerative diseases, but this specific approach using real-time TRAP exposure in a rat model is relatively novel.

Where this research is happening

Davis, 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 age associated neurodegenerative diseaseage associated neurodegenerative disorder
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.