Understanding how our bodies respond to C. difficile infection

Regulation of C. difficile colitis by host genetic and immune factors

NIH-funded research University of Cincinnati · NIH-11169012

This research explores why some people get sicker from C. difficile infections than others, focusing on individual genetic and immune differences.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Cincinnati NIH-funded
Lab location1 site (Cincinnati, United States)
Project IDNIH-11169012 on NIH RePORTER

What this research studies

We are learning how a common gut infection called C. difficile affects people differently, with some experiencing more severe illness. Our team found that a specific genetic difference, present in up to half of all people, might make the infection worse by increasing a certain immune signal called MIF. We are also looking at how this genetic difference affects other immune processes in the body, like cell death and recycling. By understanding these individual responses, we hope to find new ways to protect people from severe C. difficile disease.

Who could benefit from this research

Good fit: This foundational research is relevant for anyone who has experienced or is at risk for severe C. difficile infection.

Not a fit: Patients without C. difficile infection or those with mild cases may not directly benefit from this specific research focus on severe disease mechanisms.

Why it matters

Potential benefit: If successful, this work could lead to new treatments that target specific immune pathways to reduce the severity of C. difficile infections.

How similar studies have performed: Previous studies have identified key roles for certain immune pathways in C. difficile infection, and our preliminary data support the importance of the leptin receptor and MIF in disease severity.

Where this research is happening

Cincinnati, 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.