Understanding antibiotic resistance in cystic fibrosis patients

Prevalence, Consequences and Mechanisms of Antibiotic Heteroresistance in Cystic Fibrosis

NIH-funded research University of Washington · NIH-10899534

This study is looking at how some bacteria that can cause infections in people with cystic fibrosis become resistant to antibiotics, and it aims to find ways to make treatments work better by examining samples from patients at different times during their care.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Washington NIH-funded
Lab location1 site (Seattle, United States)
Project IDNIH-10899534 on NIH RePORTER

What this research studies

This research investigates how certain bacteria, particularly Pseudomonas aeruginosa, develop varying levels of resistance to antibiotics in cystic fibrosis patients. It focuses on understanding the mechanisms behind antibiotic heteroresistance, where some bacteria within a population are resistant while others are not. By studying sputum samples from patients during different treatment phases, the research aims to identify patterns that could improve antibiotic effectiveness and treatment outcomes. The approach combines clinical data with laboratory analysis to explore how these resistant bacteria behave over time.

Who could benefit from this research

Good fit: Ideal candidates for this research are cystic fibrosis patients who experience chronic infections with 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 more effective antibiotic treatments for cystic fibrosis patients, improving their health outcomes.

How similar studies have performed: Previous research has indicated that understanding antibiotic resistance mechanisms can significantly improve treatment strategies, suggesting this approach has potential for success.

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 2026-06-13 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.