Investigating the role of NOX4 in heart rhythm disorders in older adults

Targeting NOX4-dependent mitochondrial dysfunction, autophagy and defective calcium handling in AF

NIH-funded research University of California Los Angeles · NIH-11011446

This study is looking at how a certain enzyme called NOX4 affects heart rhythm problems, like atrial fibrillation, especially in people over 65, using special animal models to find out how it impacts heart function and could help us discover new treatments.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of California Los Angeles NIH-funded
Lab location1 site (Los Angeles, United States)
Project IDNIH-11011446 on NIH RePORTER

What this research studies

This research focuses on understanding how a specific enzyme, NOX4, contributes to atrial fibrillation (AF), a common heart rhythm disorder in individuals over 65. By using advanced animal models, including genetically modified zebrafish and mice, the study aims to explore the mechanisms by which NOX4 affects heart function and leads to AF. The researchers will analyze the impact of mitochondrial dysfunction and autophagy on the development of AF, providing insights that could lead to new treatment strategies for this condition.

Who could benefit from this research

Good fit: Ideal candidates for this research are older adults aged 65 and above who are experiencing or at risk for atrial fibrillation.

Not a fit: Patients under the age of 65 or those without any history of heart rhythm disorders may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved treatments for atrial fibrillation, potentially reducing the risk of serious complications like stroke and heart failure in older patients.

How similar studies have performed: Previous research has shown promising results in understanding the role of oxidative stress in heart conditions, suggesting that this approach may yield valuable insights.

Where this research is happening

Los Angeles, 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.