Understanding how bacteria communicate in chronic lung infections

Quinolone and acyl-homoserine lactone quorum sensing in chronic P. aeruginosa infections

NIH-funded research University of Washington · NIH-10883684

This study is looking at how a bacteria called Pseudomonas aeruginosa communicates with itself to cause lung infections in people with cystic fibrosis, hoping to find new ways to understand and fight these infections better.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Washington NIH-funded
Lab location1 site (Seattle, United States)
Project IDNIH-10883684 on NIH RePORTER

What this research studies

This research investigates the communication system used by Pseudomonas aeruginosa, a bacteria that can cause serious lung infections, particularly in patients with cystic fibrosis. The study focuses on how this bacteria regulates its behavior through a process called quorum sensing, which allows it to coordinate its actions based on the density of its population. By examining changes in this communication system in chronic infections, the research aims to uncover new insights into how these bacteria maintain their virulence and resist treatment. The approach includes analyzing bacterial isolates from patients and laboratory models to understand the interactions between different signaling pathways.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals with cystic fibrosis who are experiencing chronic lung infections caused by Pseudomonas aeruginosa.

Not a fit: Patients without cystic fibrosis or those not infected with Pseudomonas aeruginosa may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new strategies for treating chronic Pseudomonas aeruginosa infections, improving outcomes for patients with cystic fibrosis.

How similar studies have performed: Previous research has shown promising results in understanding bacterial communication systems, suggesting that this approach could yield valuable insights.

Where this research is happening

Seattle, 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 2026-06-15 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.