Why some Pseudomonas aeruginosa bacteria cause worse infections

Population Analysis of Pseudomonas aeruginosa Virulence

NIH-funded research Northwestern University · NIH-11160554

Researchers are comparing many Pseudomonas aeruginosa strains to find bacterial genes that make infections more severe in people who get hospital-associated infections.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionNorthwestern University NIH-funded
Lab location1 site (Chicago, United States)
Project IDNIH-11160554 on NIH RePORTER

What this research studies

From a patient's point of view, doctors and scientists collect Pseudomonas bacteria from infections and read the bacteria's DNA to spot differences between strains. They compare hundreds of genomes and run lab tests to see which genes make a strain more damaging. Some findings may be tested in cells or animal models to confirm their role in causing harm. The work aims to build tools that predict how dangerous a strain is and point to new treatment targets.

Who could benefit from this research

Good fit: Ideal candidates are patients who have a Pseudomonas aeruginosa infection or who can provide bacterial samples from their infection, especially hospitalized patients with suspected multidrug-resistant strains.

Not a fit: People without Pseudomonas infections or those needing immediate treatment for an acute illness are unlikely to receive direct, immediate benefit from this basic science work.

Why it matters

Potential benefit: If successful, this could help doctors predict which bacterial strains will cause severe disease and identify new targets for antibiotics or other therapies.

How similar studies have performed: Prior genomic studies have found a few virulence genes in Pseudomonas, but applying large-scale population genomics to uncover many new virulence factors is a newer and expanding approach.

Where this research is happening

Chicago, 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 Candidate Disease Gene
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.