Targeting CD14 to reduce inflammation and pain in osteoarthritis

Modulation of Inflammation in Osteoarthritis via CD14-mediated pattern recognition

NIH-funded research University of Pennsylvania · NIH-10899561

This project explores whether blocking a molecule called CD14 can lower joint inflammation and pain in adults with osteoarthritis.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Pennsylvania NIH-funded
Lab location1 site (Philadelphia, United States)
Project IDNIH-10899561 on NIH RePORTER

What this research studies

The team will combine laboratory experiments and human samples to understand how CD14, an immune receptor, contributes to joint inflammation and pain in osteoarthritis. They will use animal models to see whether reducing CD14 improves joint damage and pain behaviors, and they will examine CD14 levels in patients' joint fluid and immune cells. The research will also study how CD14 interacts with other immune sensors that can directly stimulate pain-sensing nerves. Findings will guide whether targeting CD14 could become a new treatment approach.

Who could benefit from this research

Good fit: Adults (21+) with osteoarthritis—especially those with knee OA and ongoing inflammatory joint pain—are the most likely candidates to benefit from this line of research.

Not a fit: People whose pain is not driven by inflammation, patients with end-stage joint destruction already needing joint replacement, or those without osteoarthritis are unlikely to benefit directly.

Why it matters

Potential benefit: If successful, this work could lead to new therapies that reduce joint inflammation and chronic pain in osteoarthritis patients.

How similar studies have performed: Preclinical mouse studies from this group and others show that lowering CD14 or related TLR signaling can reduce OA-related pain and joint changes, but human treatments targeting CD14 remain largely untested.

Where this research is happening

Philadelphia, 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 2026-06-10 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.