Understanding and controlling gut channels in digestive diseases

Structure, function, and modulation of claudin cation channels in the GI tract

NIH-funded research University of Chicago · NIH-11144474

This research explores how tiny channels in your gut lining work and how they contribute to digestive problems like inflammatory bowel disease, celiac disease, and infectious colitis.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Chicago NIH-funded
Lab location1 site (Chicago, United States)
Project IDNIH-11144474 on NIH RePORTER

What this research studies

Many digestive conditions, such as inflammatory bowel disease (IBD) and celiac disease, involve problems with the gut's protective lining, leading to issues like diarrhea and nutrient malabsorption. Our gut lining has special 'tight junctions' that act like seals between cells, controlling what passes through. This project focuses on specific proteins called claudins, which form tiny channels within these seals and are crucial for maintaining a healthy gut barrier. We are using advanced computer models to understand how these claudin channels work and how they might be blocked to improve gut function. The hope is to find new ways to help patients with conditions caused by a leaky gut.

Who could benefit from this research

Good fit: This research is relevant for patients living with intestinal diseases such as inflammatory bowel disease (IBD), celiac disease, and infectious colitis, particularly those who experience diarrhea and nutrient malabsorption.

Not a fit: Patients seeking immediate new treatments may not directly benefit from this foundational research, as it focuses on understanding disease mechanisms rather than direct patient intervention.

Why it matters

Potential benefit: If successful, this work could lead to new medications that target these specific gut channels, potentially improving symptoms like diarrhea and malabsorption for patients with inflammatory bowel disease, celiac disease, and infectious colitis.

How similar studies have performed: This project uses novel techniques and has identified first-in-class channel blockers, indicating a new and promising direction for understanding and treating gut barrier dysfunction.

Where this research is happening

Chicago, 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.