Understanding how viruses cause heart inflammation differently in men and women

Role of mitochondrial extracellular vesicles in CVB3 myocarditis by sex

NIH-funded research Mayo Clinic Jacksonville · NIH-11126669

This work explores how viruses like coxsackievirus B3 lead to heart inflammation, called myocarditis, and why it affects men more severely than women.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionMayo Clinic Jacksonville NIH-funded
Lab location1 site (Jacksonville, United States)
Project IDNIH-11126669 on NIH RePORTER

What this research studies

Myocarditis, or heart inflammation, affects millions and can lead to serious heart failure, sometimes requiring a heart transplant. Viruses, including coxsackievirus B3, are a common cause, but we don't fully understand why they target the heart or how a mild infection can cause such severe heart damage. This project looks at how viruses use tiny packages called mitochondrial extracellular vesicles to spread and replicate within heart cells. By understanding these processes, especially the differences between sexes, we hope to find new ways to protect the heart.

Who could benefit from this research

Good fit: Patients with myocarditis, especially those caused by viral infections like coxsackievirus B3, could potentially benefit from future therapies developed from this basic understanding.

Not a fit: Patients whose myocarditis is not caused by viral infections or related mechanisms may not directly benefit from this specific line of research.

Why it matters

Potential benefit: If successful, this work could lead to new treatments specifically designed to reduce heart inflammation caused by viruses, potentially preventing heart failure and the need for transplants.

How similar studies have performed: Previous work has shown that other viruses causing myocarditis also use mitochondria for replication, suggesting this approach has a strong scientific basis.

Where this research is happening

Jacksonville, 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 Immune Deficiency Syndrome VirusAcquired Immunodeficiency Syndrome Virus
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.