New antibiotics that target harmful bacteria without affecting gut health

FabI Inhibitors as Potent, Gut Microbiome-Sparing Antibiotics

NIH-funded research University of Illinois at Urbana-Champaign · NIH-11085120

This study is working on new antibiotics that can fight tough infections caused by certain harmful bacteria, like Acinetobacter baumannii, while keeping your good gut bacteria safe, so it can help people with serious infections without causing more problems.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Illinois at Urbana-Champaign NIH-funded
Lab location1 site (Champaign, United States)
Project IDNIH-11085120 on NIH RePORTER

What this research studies

This research focuses on developing novel antibiotics that specifically target multidrug-resistant Gram-negative bacteria, such as Acinetobacter baumannii, while preserving the beneficial bacteria in the gut microbiome. The approach involves creating FabI inhibitors, which are designed to be effective against harmful pathogens without disrupting the balance of healthy gut flora. By understanding how these antibiotics interact with bacterial enzymes, the research aims to reduce the risk of antibiotic resistance and improve treatment outcomes for patients with serious infections.

Who could benefit from this research

Good fit: Ideal candidates for this research are patients suffering from infections caused by multidrug-resistant Gram-negative bacteria.

Not a fit: Patients with infections caused by Gram-positive bacteria or those who do not have antibiotic-resistant infections may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to antibiotics that effectively treat serious infections while minimizing negative impacts on gut health.

How similar studies have performed: While the approach of targeting FabI is novel, there is a growing body of research indicating that developing antibiotics that spare the gut microbiome could be a significant advancement in treating bacterial infections.

Where this research is happening

Champaign, 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.