How immune cells keep the gut healthy

Immune regulation of intestinal health and disease

['FUNDING_R01'] · WEILL MEDICAL COLL OF CORNELL UNIV · NIH-11222669

The team is studying how certain immune cells teach the body to tolerate gut bacteria to help people with inflammatory bowel disease.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorWEILL MEDICAL COLL OF CORNELL UNIV (nih funded)
Locations1 site (NEW YORK, UNITED STATES)
Trial IDNIH-11222669 on ClinicalTrials.gov

What this research studies

Researchers are building on prior discoveries that group 3 innate lymphoid cells (ILC3s) show pieces of gut bacteria to CD4 T cells to create a special regulatory T cell that limits inflammation. They will use laboratory experiments, animal models, and analyses of intestinal tissue from people with IBD to define how ILC3s sense microbes and present antigens. The project will test whether manipulating this pathway can reduce intestinal inflammation in preclinical work and explore steps toward therapies. This work aims to translate recent Nature-published findings into approaches that could be relevant to patients with gut inflammation.

Who could benefit from this research

Good fit: People with inflammatory bowel disease (Crohn’s disease or ulcerative colitis), particularly those with active intestinal inflammation or willing to provide tissue samples, would be the most relevant candidates.

Not a fit: People without inflammatory bowel conditions or those seeking immediate clinical treatment changes are unlikely to receive direct benefit from participation in this research.

Why it matters

Potential benefit: May lead to new treatments that restore immune tolerance to gut bacteria and reduce inflammation in Crohn’s disease and ulcerative colitis.

How similar studies have performed: Prior basic and clinical studies, including recent publications by this team, support the role of ILC3–Treg interactions in gut tolerance, but turning this pathway into patient therapies remains novel.

Where this research is happening

NEW YORK, 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.

View on NIH RePORTER →

Last reviewed 2026-05-15 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.