Using mRNA to create biological pacemakers for heart rhythm control

mRNA biological pacemaker

['FUNDING_R01'] · JOHNS HOPKINS UNIVERSITY · NIH-11027440

This study is exploring a new way to help people with bradyarrhythmia by using mRNA to turn heart cells into natural pacemaker cells, so they can create their own electrical signals instead of needing a traditional pacemaker, which can sometimes cause problems.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorJOHNS HOPKINS UNIVERSITY (nih funded)
Locations1 site (BALTIMORE, UNITED STATES)
Trial IDNIH-11027440 on ClinicalTrials.gov

What this research studies

This research investigates a novel approach to treating bradyarrhythmia by using mRNA to reprogram heart cells into pacemaker cells. Instead of relying on traditional implantable pacemakers, which can have complications, this study aims to deliver mRNA that can induce heart cells to generate their own electrical impulses. The research will involve both laboratory experiments and preclinical studies to assess the safety and effectiveness of this method. If successful, it could lead to a new treatment option that avoids the risks associated with hardware implants.

Who could benefit from this research

Good fit: Ideal candidates for this research are adults over 21 years old who suffer from symptomatic bradyarrhythmia.

Not a fit: Patients who do not have bradyarrhythmia or those who are not suitable for mRNA-based therapies may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could provide a safer and more effective treatment for patients with bradyarrhythmia by eliminating the need for traditional pacemaker devices.

How similar studies have performed: While the concept of biological pacemakers is innovative, similar approaches using mRNA for cardiac applications have shown promise in preliminary studies.

Where this research is happening

BALTIMORE, 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.

View on NIH RePORTER →

Last reviewed 2026-05-15 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.