Understanding how gut bacteria affect C. difficile colonization

Identifying sources of variation in microbiome-pathogen dynamics during Clostridioides difficile colonization

['FUNDING_OTHER'] · OHIO STATE UNIVERSITY · NIH-11322257

This work explores how the helpful bacteria in our gut protect us from C. difficile, especially after taking antibiotics.

Quick facts

Phase['FUNDING_OTHER']
Study typeNih_funding
SexAll
SponsorOHIO STATE UNIVERSITY (nih funded)
Locations1 site (Columbus, UNITED STATES)
Trial IDNIH-11322257 on ClinicalTrials.gov

What this research studies

Many people carry C. difficile without getting sick, but they can still spread it or develop an infection, particularly after antibiotic use. This project uses special animal models that mimic what happens in people to understand why some individuals are protected while others get sick. We want to learn how different types of gut bacteria protect against C. difficile and how antibiotics might make someone more vulnerable. The goal is to find ways to predict who is at risk and develop new treatments.

Who could benefit from this research

Good fit: This foundational work is not directly recruiting patients but aims to benefit individuals at risk for or suffering from Clostridioides difficile infection, especially those who are asymptomatic carriers or have recently taken antibiotics.

Not a fit: Patients without a risk of Clostridioides difficile infection or those not exposed to antibiotics would likely not directly benefit from this specific line of inquiry.

Why it matters

Potential benefit: If successful, this work could lead to new ways to prevent C. difficile infections, better predict who is at risk, and develop new treatments that work with our natural gut bacteria.

How similar studies have performed: While the role of the microbiome in C. difficile infection is well-established, this approach uses novel animal models to specifically address variations seen in asymptomatically-colonized patients, which is a less explored area.

Where this research is happening

Columbus, 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.