Gut Bacteria That Stop Salmonella Infections

Microbial Metabolites Inhibiting Salmonella Carriage and Disease

NIH-funded research Cornell University · NIH-11084480

This project looks at how natural substances made by gut bacteria might help prevent or treat Salmonella infections.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionCornell University NIH-funded
Lab location1 site (Ithaca, United States)
Project IDNIH-11084480 on NIH RePORTER

What this research studies

Our bodies are home to many bacteria, some of which produce special signals called Diffusible Signal Factors (DSFs). We've found that certain DSFs, like c2-HDA, are very good at stopping Salmonella from growing and causing illness in the gut. Since mammals don't seem to make these specific DSFs, we believe other helpful gut bacteria are responsible for producing them. This work aims to discover which human gut bacteria make these protective substances and understand how they work to control Salmonella. We will also use animal models to further understand these interactions.

Who could benefit from this research

Good fit: This foundational research does not directly involve patient participation at this stage, but future clinical applications would target individuals at risk for or suffering from Salmonella infections.

Not a fit: Patients not affected by bacterial infections, specifically Salmonella, would not directly benefit from this specific line of research.

Why it matters

Potential benefit: If successful, this work could lead to new ways to prevent or treat Salmonella infections by using natural compounds from our gut microbiome.

How similar studies have performed: The concept of gut microbes influencing pathogen behavior is an active area of research, with growing evidence supporting the role of microbial metabolites in host defense.

Where this research is happening

Ithaca, 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.
Conditions Bacterial Infections
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.