Understanding Fli1 in Immune Cells and Heart Scarring

The role of Fli1 in myeloid cells and its contribution to cardiac fibrosis

NIH-funded research Boston University Medical Campus · NIH-11118825

This research explores how a protein called Fli1 in certain immune cells might lead to heart scarring, especially in people with conditions like systemic sclerosis.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionBoston University Medical Campus NIH-funded
Lab location1 site (Boston, United States)
Project IDNIH-11118825 on NIH RePORTER

What this research studies

Heart disease is a major health concern, and scarring of the heart, known as fibrosis, is a common problem. We know that immune cells, specifically monocytes and macrophages, play a key part in this scarring process. Our team found that patients with systemic sclerosis, an autoimmune disease causing widespread scarring, have lower levels of a protein called Fli1 in their immune cells. This project aims to understand how reduced Fli1 in these immune cells contributes to heart scarring and whether a medication called Rapamycin could help block these effects.

Who could benefit from this research

Good fit: Patients with systemic sclerosis who experience heart fibrosis, or those at risk for it, are the focus of this research.

Not a fit: Patients whose heart fibrosis is not related to the specific immune cell pathways involving Fli1 may not directly benefit from these findings.

Why it matters

Potential benefit: If successful, this work could lead to new treatments for heart fibrosis, particularly for patients with autoimmune conditions like systemic sclerosis.

How similar studies have performed: Preliminary experiments and published data suggest a link between Fli1 and fibrosis, providing a foundation for this specific hypothesis.

Where this research is happening

Boston, 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.