How changes to bacterial membranes affect resistance to antibiotics

Modifications of Lipid A with Phospho-Ethanolamine Impacting Polymyxin Resistance

NIH-funded research University of Colorado · NIH-11039418

This study is looking at how changes in a part of bacteria's outer layer can help them resist antibiotics, and it's working on finding new ways to make those antibiotics more effective for patients dealing with tough infections caused by bacteria like Acinetobacter baumannii.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionUniversity of Colorado NIH-funded
Lab location1 site (Boulder, UNITED STATES)
Project IDNIH-11039418 on NIH RePORTER

What this research studies

This research investigates how modifications to a component of bacterial membranes, specifically Lipid A, can lead to resistance against important antibiotics like colistin. By focusing on the enzyme responsible for these modifications, the study aims to develop new inhibitors that could enhance the effectiveness of existing antibiotics against multidrug-resistant bacteria. Patients with infections caused by resistant strains of Acinetobacter baumannii may benefit from this research, as it seeks to improve treatment options for these challenging infections.

Who could benefit from this research

Good fit: Ideal candidates for this research are patients suffering from infections caused by multidrug-resistant bacteria, particularly Acinetobacter baumannii.

Not a fit: Patients with infections caused by antibiotic-sensitive bacteria may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new therapies that restore the effectiveness of antibiotics against resistant bacterial infections.

How similar studies have performed: Previous research has shown promise in targeting bacterial resistance mechanisms, indicating that this approach could lead to significant advancements in treatment.

Where this research is happening

Boulder, 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.