How changes in bacteria affect resistance to antibiotics

Mechanisms of Lipid A Modification Impacting Antimicrobial Resistance

NIH-funded research University of Colorado · NIH-11050442

This study is looking at how a specific bacteria, Acinetobacter baumannii, changes its outer layer to avoid being killed by antibiotics, and it aims to find new ways to make these antibiotics work better for people with tough infections.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Colorado NIH-funded
Lab location1 site (Boulder, UNITED STATES)
Project IDNIH-11050442 on NIH RePORTER

What this research studies

This research investigates how certain bacteria, specifically Acinetobacter baumannii, modify their outer membranes to resist treatment from antimicrobial peptides and antibiotics like colistin. By understanding the mechanisms behind these modifications, the research aims to develop new inhibitors that can enhance the effectiveness of existing antibiotics against these resistant bacteria. The study focuses on the role of lipid A modification in bacterial resistance, which is crucial for patients suffering from severe infections. If successful, this research could lead to improved treatment options for infections that are currently difficult to manage.

Who could benefit from this research

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

Not a fit: Patients with infections caused by bacteria that are not multidrug-resistant or those who do not have severe infections may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could provide new strategies to overcome antibiotic resistance, leading to more effective treatments for patients with severe 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 2026-06-09 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.