Understanding how the immune system tolerates beneficial gut bacteria

T cell Tolerance to Enteric Commensal Bacteria

NIH-funded research Massachusetts General Hospital · NIH-10828401

This study is looking at how our immune system learns to recognize good bacteria in our gut while still fighting off bad germs, which is important for preventing conditions like inflammatory bowel disease (IBD).

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionMassachusetts General Hospital NIH-funded
Lab location1 site (Boston, United States)
Project IDNIH-10828401 on NIH RePORTER

What this research studies

This research investigates how the immune system learns to tolerate beneficial bacteria in the gastrointestinal tract while still protecting against harmful pathogens. It focuses on the mechanisms that allow T cells to differentiate between these bacteria, which is crucial for preventing inflammatory bowel disease (IBD). By using advanced techniques like peptide:MHCII tetramers and single-cell RNA sequencing, the study aims to identify specific T cell responses to various commensal bacteria. This could lead to a better understanding of immune tolerance and its implications for gut health.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals suffering from inflammatory bowel disease or related gastrointestinal conditions.

Not a fit: Patients with non-gastrointestinal conditions or those not affected by immune tolerance issues may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new therapies for inflammatory bowel disease and other gastrointestinal disorders.

How similar studies have performed: Other research has shown promising results in understanding immune tolerance mechanisms, suggesting that this approach could yield valuable insights.

Where this research is happening

Boston, 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.