Understanding how Pseudomonas aeruginosa uses heme to survive and cause infections

Mechanistic characterization and regulation of the non-redundant phu and has heme uptake systems of Pseudomonas aeruginosa

NIH-funded research University of Maryland Baltimore · NIH-11225324

This study looks at how the bacteria Pseudomonas aeruginosa gets the iron it needs to grow, focusing on its special systems for using heme, which could help us find better ways to treat infections caused by this germ.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Maryland Baltimore NIH-funded
Lab location1 site (Baltimore, United States)
Project IDNIH-11225324 on NIH RePORTER

What this research studies

This research investigates the mechanisms by which the bacteria Pseudomonas aeruginosa acquires iron, specifically through its heme uptake systems. By utilizing bacterial genetics and biochemical analysis, the study aims to characterize the non-redundant roles of the heme assimilation (has) and Pseudomonas heme utilization (phu) systems in the bacteria's ability to sense and transport heme. The research also explores how these systems affect bacterial behavior, such as motility and biofilm formation, which are critical for infection. Patients may benefit from insights gained into how to combat infections caused by this opportunistic pathogen.

Who could benefit from this research

Good fit: Ideal candidates for this research are patients suffering from infections caused by Pseudomonas aeruginosa, particularly those with antibiotic-resistant strains.

Not a fit: Patients with infections caused by other types of bacteria that do not involve heme uptake mechanisms may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new strategies for treating infections caused by antibiotic-resistant bacteria like Pseudomonas aeruginosa.

How similar studies have performed: Other research has shown success in targeting bacterial iron acquisition systems, indicating potential for breakthroughs in treating infections.

Where this research is happening

Baltimore, 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 disease treatment
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.