Understanding how the heart's nervous system affects atrial fibrillation

Cardiac Autonomic Activation In Atrial Fibrillation Triggers And Substrate

NIH-funded research Methodist Hospital Research Institute · NIH-11032825

This study is looking at how the nerves and chemicals in your body affect heart rhythm in people with atrial fibrillation, with the goal of finding better treatments to help manage this condition.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionMethodist Hospital Research Institute NIH-funded
Lab location1 site (Houston, United States)
Project IDNIH-11032825 on NIH RePORTER

What this research studies

This research investigates the role of the cardiac autonomic nervous system in atrial fibrillation (AF), a common heart rhythm disorder. By examining how nerve activity and chemical signals influence heart function, the study aims to develop new treatment strategies that could improve outcomes for patients with AF. The researchers will collect blood samples and record nerve activity during catheter ablation procedures to better understand the mechanisms behind AF. This innovative approach could lead to more effective therapies for managing this condition.

Who could benefit from this research

Good fit: Ideal candidates for this research are adults diagnosed with atrial fibrillation who may be undergoing catheter ablation procedures.

Not a fit: Patients without a diagnosis of atrial fibrillation or those who are not candidates for catheter ablation may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved treatment options for patients with atrial fibrillation, potentially reducing their risk of stroke and heart failure.

How similar studies have performed: Previous research has shown promising results in understanding the role of the autonomic nervous system in heart conditions, suggesting that this approach may lead to significant advancements in treatment.

Where this research is happening

Houston, 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.