How immune cells affect the heart in Duchenne muscular dystrophy
Official title: The role of macrophages in Duchenne Muscular Dystrophy cardiomyopathy
Funded at University of Nevada Reno · NIH-11372018 · Data updated 2026-11-12
This work looks at how immune cells called macrophages contribute to heart damage in people with Duchenne muscular dystrophy.
Quick facts
| Grant type | NIH-funded research |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of Nevada Reno NIH-funded |
| Lab location | 1 site (Reno, United States) |
| Project start | January 1, 2019 |
| Project end | February 28, 2029 |
| Funding year | 2026 |
| Award (this year) | $162,430 |
| NIH project number | 5P20GM130459-08 |
| Project ID | NIH-11372018 on NIH RePORTER |
Who could benefit from this research
✓Could help
People with Duchenne muscular dystrophy, especially those with signs of cardiomyopathy or at risk for heart failure, would be the most relevant group to follow this research or join future related trials.
✕Less likely to help
People without Duchenne muscular dystrophy or whose condition does not involve the heart are unlikely to benefit directly from this project.
What this research studies
From a patient perspective, researchers are using a well-established mouse model of Duchenne muscular dystrophy to study the immune cells that collect in the heart. They will compare different types of macrophages to see which ones drive scarring (fibrosis) and which ones help repair heart tissue. The team will measure heart structure and function alongside immune cell changes to link cell behavior with how well the heart pumps. Ultimately they will test whether changing macrophage behavior can reduce heart scarring and improve function.
Why it matters
Potential benefit: If successful, this work could point to new treatments that reduce heart scarring and delay or prevent heart failure in people with Duchenne.
How similar studies have gone: Prior studies in other forms of heart disease have shown that monocyte-derived macrophages can promote fibrosis while resident macrophages can aid repair, but applying these findings specifically to Duchenne cardiomyopathy is newer.
Where this research is happening
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University of Nevada Reno
Reno, United States Active
Researchers
- Principal investigator: Nunes, Andreia — University of Nevada Reno
- Study coordinator: Nunes, Andreia
Related research
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Connexin-43 and Duchenne heart problems: a new target to protect the heart in DMD
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Investigating Connexin 43's role in heart issues related to Duchenne muscular dystrophy
This study is looking at how a protein called Connexin 43 affects heart health in people with Duchenne muscular dystrophy, with the goal of finding new ways to help prevent heart problems like arrhythmias and heart failure.
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Understanding heart problems in Duchenne and Becker muscular dystrophy
This study is looking at heart problems that can happen in people with Duchenne and Becker muscular dystrophy to find better ways to check heart health and track how the disease changes over time, which will help improve treatments and future drug trials for those affected.
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New treatment for heart failure in Duchenne muscular dystrophy patients
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About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page.