Exploring blood bacteria patterns as indicators of knee osteoarthritis

The peripheral blood microbiome as a potential biomarker of knee osteoarthritis

NIH-funded research Oklahoma Medical Research Foundation · NIH-11057891

This study is looking at how certain bacteria in your blood might be connected to knee osteoarthritis, and it hopes to find patterns that can help predict if your symptoms will get worse over the next two years.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionOklahoma Medical Research Foundation NIH-funded
Lab location1 site (Oklahoma City, United States)
Project IDNIH-11057891 on NIH RePORTER

What this research studies

This research investigates how the patterns of bacteria found in peripheral blood may be linked to knee osteoarthritis (OA). By analyzing blood samples from patients with early OA, the study aims to identify specific bacterial DNA patterns that could predict the progression of the disease over the next two years. The researchers will utilize machine-learning techniques to develop models that can distinguish between patients who will experience worsening symptoms and those who will not. This approach builds on previous findings regarding the role of the microbiome in OA.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals diagnosed with early knee osteoarthritis who are willing to provide blood samples for analysis.

Not a fit: Patients with advanced knee osteoarthritis or those without a diagnosis of knee osteoarthritis may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new biomarkers that help predict the progression of knee osteoarthritis, allowing for earlier and more targeted interventions.

How similar studies have performed: Previous research has shown promise in using microbiome patterns as biomarkers for various conditions, suggesting that this approach may yield valuable insights for knee osteoarthritis as well.

Where this research is happening

Oklahoma City, 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.
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.