How helper (CD4+) immune cells respond to food proteins

CD4+ T cell response to food

NIH-funded research University of Minnesota · NIH-11233260

This research looks at how a type of immune cell called CD4+ T cells reacts to food proteins to understand why most people tolerate food but some develop celiac disease.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Minnesota NIH-funded
Lab location1 site (Minneapolis, United States)
Project IDNIH-11233260 on NIH RePORTER

What this research studies

This project explores why the immune system usually ignores food proteins but sometimes triggers celiac disease. Researchers will use specialized tools to find and track CD4+ T cells that recognize food peptides in gut-associated lymphoid tissues and see which cells become regulatory or unresponsive. They will combine gene knockout approaches and cell-transfer experiments in lab models to map how tolerant versus reactive T cells form. The goal is to reveal what goes wrong in people with celiac disease and point to ways to restore tolerance.

Who could benefit from this research

Good fit: People with celiac disease or those at high risk (for example, close relatives or individuals with immune markers linked to celiac disease) would be the most relevant candidates.

Not a fit: People whose symptoms come from non-immune food intolerances or unrelated gastrointestinal problems are unlikely to directly benefit from this research.

Why it matters

Potential benefit: If successful, the work could point to new ways to prevent or treat celiac disease by promoting immune tolerance or blocking harmful T cell responses.

How similar studies have performed: Previous studies using tetramers and flow cytometry have identified and tracked food-reactive CD4+ T cells, but mapping their genetic drivers and precursor-product relationships in celiac disease is a newer approach.

Where this research is happening

Minneapolis, 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.