Helping heart muscle cells divide so the heart can heal

Eliciting Cardiomyocyte Proliferation by Un-blocking Mitotic Transit

NIH-funded research Medical College of Wisconsin · NIH-11230249

This work looks for ways to make adult heart muscle cells divide again to help people recover after heart attacks.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionMedical College of Wisconsin NIH-funded
Lab location1 site (Milwaukee, United States)
Project IDNIH-11230249 on NIH RePORTER

What this research studies

They are studying why adult heart muscle cells stop completing cell division after birth and how to unblock that process. In lab-grown heart cells and mouse models of heart attack, they will examine the cell machinery and steps that decide whether a cell fully divides or becomes polyploid. The team will test molecular strategies aimed at promoting complete mitosis and generation of daughter cells. The goal is to produce findings that guide future treatments to encourage the heart to regrow lost muscle.

Who could benefit from this research

Good fit: Adults who have suffered an ischemic heart injury or heart attack and are at risk of heart failure would be the primary candidates for future therapies arising from this work.

Not a fit: People whose heart problems come from non-ischemic causes, advanced irreversible scarring, or other conditions unlikely to respond to regenerative approaches may not benefit.

Why it matters

Potential benefit: If successful, this research could enable new treatments that regrow heart muscle after heart attacks and lower the risk of heart failure.

How similar studies have performed: Prior laboratory studies in mice and cells have shown that nudging cardiomyocytes back into division can increase heart muscle cells, but safe and effective human treatments have not yet been achieved.

Where this research is happening

Milwaukee, 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.