Understanding Immune Protection Against C. difficile

Functions of human C. difficile-specific memory B cell-derived monoclonal antibodies

NIH-funded research University of Oklahoma Hlth Sciences Ctr · NIH-11134716

This research aims to understand how our immune system, specifically memory B cells, protects against recurring C. difficile infections.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionUniversity of Oklahoma Hlth Sciences Ctr NIH-funded
Lab location1 site (Oklahoma City, United States)
Project IDNIH-11134716 on NIH RePORTER

What this research studies

C. difficile infections can be very serious, especially when they keep coming back. We know that certain antibodies, called IgG, can help protect against the C. difficile toxin, but we don't fully understand why some people get repeat infections. This project looks closely at the immune cells, called memory B cells, from people who have had C. difficile to see how they respond. By studying these cells and the antibodies they produce, we hope to learn why some immune responses are better at fighting off the infection than others.

Who could benefit from this research

Good fit: This research focuses on understanding the immune responses of individuals who have experienced C. difficile infections.

Not a fit: Patients who have never had a C. difficile infection would not directly benefit from this specific research.

Why it matters

Potential benefit: If successful, this work could lead to better ways to prevent C. difficile recurrence or develop more effective treatments by improving our understanding of the immune system's role.

How similar studies have performed: While the role of antibodies in C. difficile protection is known, this specific approach of deeply analyzing human memory B cells and their antibody functions is a novel area of investigation.

Where this research is happening

Oklahoma City, 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 2026-06-15 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.