Understanding the connection between the brain, gut, and retina in diabetic eye disease

Brain-gut-retina axis in diabetic retinopathy

NIH-funded research University of Alabama at Birmingham · NIH-11017718

This study is looking at how certain immune cells might cause problems in the eyes of people with diabetes, which can lead to vision loss, and it aims to find out how these cells interact with the brain and gut to better understand and potentially improve treatment for diabetic retinopathy.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Alabama at Birmingham NIH-funded
Lab location1 site (Birmingham, United States)
Project IDNIH-11017718 on NIH RePORTER

What this research studies

This research investigates how the brain-gut-retina axis becomes dysfunctional in diabetic retinopathy (DR), a condition that can lead to vision loss in people with diabetes. It focuses on the role of immune cells, particularly Th17 cells, which are typically found in the gut and may contribute to inflammation in the retina when their function is altered. By studying the interactions between these immune cells and the nervous system, the research aims to uncover new mechanisms that drive the progression of DR. The approach includes both loss-of-function and gain-of-function studies to understand how changes in the brain affect immune responses in the gut and retina.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals with diabetes who are at risk of developing diabetic retinopathy.

Not a fit: Patients without diabetes or those who do not have any signs of diabetic retinopathy may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new therapeutic strategies for preventing or treating diabetic retinopathy.

How similar studies have performed: While the concept of the brain-gut axis is gaining attention, this specific investigation into its role in diabetic retinopathy is relatively novel and has not been extensively tested.

Where this research is happening

Birmingham, 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.