Improving heart repair with stem-cell engineered tissue

Strategies to Enhance Engineered Heart Tissue Based Myocardial Repair

NIH-funded research Mayo Clinic Arizona · NIH-11229729

This project develops stem-cell tissue patches and supportive materials to help adults recover heart function after a heart attack.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionMayo Clinic Arizona NIH-funded
Lab location1 site (Scottsdale, United States)
Project IDNIH-11229729 on NIH RePORTER

What this research studies

Researchers are developing heart patches made from human stem-cell derived heart cells combined with special nanoparticles and scaffolds to help transplanted cells survive. They plan to boost cell growth in the lab-grown heart cells and use materials that encourage new blood vessel formation so the patches get better blood flow. The team is also creating an injectable, shape-changing scaffold that could be delivered without open-chest surgery. The work uses human-derived cells, lab testing, and animal models to move these approaches toward future clinical use.

Who could benefit from this research

Good fit: Adults (21+) who have had a recent myocardial infarction or who have ischemic heart muscle damage leading to reduced pumping function would be the likely candidates for future trials.

Not a fit: People without ischemic heart disease, those with non-ischemic causes of heart failure, or individuals with medical reasons that make stem-cell therapies unsafe may not benefit from this approach.

Why it matters

Potential benefit: If successful, this could help people who had heart attacks rebuild heart muscle and improve heart function, possibly with less-invasive delivery methods.

How similar studies have performed: Related engineered heart-tissue and stem-cell approaches have shown promising improvements in heart function in animal studies, but they remain unproven in humans.

Where this research is happening

Scottsdale, 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 2026-06-09 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.