Exploring how a beneficial nose bacteria can fight harmful Staphylococcus aureus

Identification of Anti-Staphylococcus aureus Metabolites Produced by Dolosigranulum pigrum from the Human Nose

NIH-funded research Oklahoma State University Stillwater · NIH-11037987

This study is looking at how a helpful bacterium in your nose can fight off a harmful one that causes infections, with the goal of finding new treatments for people who are more vulnerable to these infections.

Quick facts

Grant typeR03 grant
Study typeNIH-funded research
Funding institutionOklahoma State University Stillwater NIH-funded
Lab location1 site (Stillwater, United States)
Project IDNIH-11037987 on NIH RePORTER

What this research studies

This research investigates the natural defense mechanisms of Dolosigranulum pigrum, a beneficial bacterium found in the human nose, against the harmful bacteria Staphylococcus aureus. The researchers aim to isolate specific compounds produced by D. pigrum that inhibit S. aureus growth and to develop a genetic system for further studies on this bacterium. By understanding these interactions, the research seeks to pave the way for new therapeutic options to combat infections caused by S. aureus, particularly in patients with compromised microbiomes. Patients may benefit from potential new treatments derived from these findings.

Who could benefit from this research

Good fit: Ideal candidates for this research are adults who are carriers of Staphylococcus aureus or those with recurrent infections related to this bacterium.

Not a fit: Patients who do not have Staphylococcus aureus infections or those who are not carriers of this bacterium may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new therapies that effectively combat Staphylococcus aureus infections, particularly in patients with antibiotic-resistant strains.

How similar studies have performed: While the approach of utilizing beneficial bacteria to combat pathogens is gaining interest, this specific investigation into D. pigrum and its metabolites is relatively novel and has not been extensively tested.

Where this research is happening

Stillwater, 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 Airway 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.