How Gut Microbes Control Vitamin A and Immune Health

Microbial Regulation of Retinol Transport and its Role in Intestinal Immunity

NIH-funded research Ut Southwestern Medical Center · NIH-11121919

This research explores how the bacteria in our gut help our bodies use vitamin A to build strong immune responses in the intestines.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUt Southwestern Medical Center NIH-funded
Lab location1 site (Dallas, United States)
Project IDNIH-11121919 on NIH RePORTER

What this research studies

This research explores how the bacteria in our gut influence how our bodies use vitamin A, a crucial nutrient for a healthy immune system. Specifically, it focuses on how a protein called SAA helps deliver vitamin A to immune cells in the intestines. A strong immune response in the gut is vital for fighting off infections and preventing diseases. By understanding these processes, we hope to learn more about how to maintain a healthy gut and prevent immune-related conditions.

Who could benefit from this research

Good fit: Patients with intestinal immune disorders or those prone to gut infections might find this research particularly relevant.

Not a fit: Patients whose conditions are unrelated to gut immunity or vitamin A metabolism may not directly benefit from this specific research.

Why it matters

Potential benefit: This work could lead to new ways to improve gut health and strengthen the immune system, potentially helping patients with intestinal diseases or infections.

How similar studies have performed: Previous work by this team has already identified a key mechanism for vitamin A delivery to immune cells, suggesting a strong foundation for this continued research.

Where this research is happening

Dallas, 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.