Protecting the retina by helping immune cells clear dead cells
Official title: Retinal neurovascular protection by boosting efferocytosis
Funded at Univ of Arkansas for Med Scis · NIH-11380832 · Data updated 2026-11-12
A doctor-scientist-led project will explore how to boost the retina’s clean-up cells so they remove dying cells after injury, which could help people with diabetic retinopathy or other retinal diseases.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Univ of Arkansas for Med Scis NIH-funded |
| Lab location | 1 site (Little Rock, United States) |
| Project start | September 30, 2024 |
| Project end | May 31, 2029 |
| Funding year | 2026 |
| Award (this year) | $439,137 |
| NIH project number | 5R01EY035658-03 |
| Project ID | NIH-11380832 on NIH RePORTER |
Who could benefit from this research
✓Could help
Ideal candidates are people with retinal diseases caused by ischemia or trauma, such as diabetic retinopathy or retinal vein/artery occlusion, who could be eligible for future trials or related studies.
✕Less likely to help
Patients without retinal ischemia/trauma or current retinal injury may not directly benefit from this basic research.
What this research studies
This project focuses on how retinal immune cells (macrophages and microglia) clear dead cells after injury and how boosting this cleanup process might protect vision. Researchers will study a key process called efferocytosis and test targets like HDAC3 and CD5L to enhance the clearance of dying cells in the retina. The work uses laboratory experiments and animal or cellular models to understand mechanisms that could limit retinal damage from ischemia or trauma. If successful, these insights could lead to therapies that reduce neurovascular injury and preserve sight for patients with retinopathy. The goal is to identify actionable targets that improve how the retina resolves inflammation after injury.
Why it matters
Potential benefit: If successful, the findings could lead to new treatments that protect vision by improving how retinal immune cells clear dying cells after injury.
How similar studies have gone: Earlier studies in other tissues suggest enhancing efferocytosis can help resolve inflammation and tissue repair, supporting this approach's potential.
Where this research is happening
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Univ of Arkansas for Med Scis
Little Rock, United States Active
Researchers
- Principal investigator: Fouda, Abdelrahman — Univ of Arkansas for Med Scis
- Study coordinator: Fouda, Abdelrahman
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.