Gut protists and celiac disease

Role of gut protists in celiac disease

NIH-funded research University of Pittsburgh at Pittsburgh · NIH-11285168

Looking at whether tiny single-celled organisms in the gut change how people with celiac disease react to gluten.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Pittsburgh at Pittsburgh NIH-funded
Lab location1 site (Pittsburgh, United States)
Project IDNIH-11285168 on NIH RePORTER

What this research studies

Researchers will study how gut protists (single-celled organisms) influence the immune cells in the intestine that normally keep reactions to food calm. They will compare samples from people with and without celiac disease and use laboratory models to see how protists change responses to gluten. The team will focus on immune pathways known to go wrong in celiac disease, including cells that control tolerance and inflammatory signals like IL-15. Results will help link changes in the gut ecosystem to the abnormal gluten response seen in celiac disease.

Who could benefit from this research

Good fit: Adults with celiac disease or people at higher genetic risk (HLA DQ2/DQ8), especially those willing to give stool or intestinal biopsy samples, would be ideal candidates.

Not a fit: People without celiac disease or those seeking immediate treatment effects are unlikely to get direct clinical benefit from participating.

Why it matters

Potential benefit: If successful, this work could point to new ways to restore tolerance to gluten or prevent immune flares in people with celiac disease.

How similar studies have performed: Previous studies showed that viruses and inflammation can disrupt oral tolerance in celiac disease, but directly studying gut protists in this context is a newer approach.

Where this research is happening

Pittsburgh, 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.
Conditions Autoimmune DiseasesCancers
Last reviewed 2026-06-09 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.