Using small molecules to boost lubricin for treating post-traumatic osteoarthritis
Official title: Small molecule stimulation of lubricin for treatment of post-traumatic osteoarthritis
Funded at University of Central Florida · NIH-10888514 · Data updated 2026-11-12
This study is looking at how certain approved medications can help boost the production of a protective protein called lubricin in people with post-traumatic osteoarthritis, with the hope of finding new ways to improve joint health after knee injuries.
Quick facts
| Grant type | R21 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of Central Florida NIH-funded |
| Lab location | 1 site (Orlando, United States) |
| Project start | August 15, 2024 |
| Project end | August 14, 2026 |
| Funding year | 2024 |
| Award (this year) | $206,844 |
| NIH project number | 1R21AR082984-01A1 |
| Project ID | NIH-10888514 on NIH RePORTER |
Who could benefit from this research
✓Could help
Ideal candidates for this research are individuals who have experienced knee injuries, such as anterior cruciate ligament (ACL) tears, and are at risk of developing post-traumatic osteoarthritis.
✕Less likely to help
Patients who do not have a history of knee injuries or those with other forms of osteoarthritis unrelated to trauma may not benefit from this research.
What this research studies
This research investigates how small molecules can stimulate the production of lubricin, a protein that helps protect cartilage, in patients suffering from post-traumatic osteoarthritis (PTOA). The approach involves screening FDA-approved drugs using specially engineered human cells that produce a measurable signal when lubricin is stimulated. By simulating knee injuries in a lab setting, researchers will identify effective compounds that enhance lubricin expression, potentially leading to new treatments for PTOA. The goal is to find a pharmacological solution that could modify the disease process and improve joint health.
Why it matters
Potential benefit: If successful, this research could lead to new treatments that significantly improve joint function and reduce pain for patients with post-traumatic osteoarthritis.
How similar studies have gone: While the approach of stimulating lubricin production is innovative, similar strategies targeting cartilage health have shown promise in other studies, suggesting potential for success.
Where this research is happening
-
University of Central Florida
Orlando, United States Active
Researchers
- Principal investigator: Kean, Thomas J. — University of Central Florida
- Study coordinator: Kean, Thomas J.
Related research
Other NIH-funded projects on the same topics.
-
Understanding how knee pain and knee obesity and muscle loss affect knee osteoarthritis
This project looks at how knee swelling, excess knee fat, and muscle loss relate to pain and structural changes in knee osteoarthritis in adults.
-
Identifying OA subtypes and early warning signs before joint damage
This grant asks researchers to find early, invisible clues of osteoarthritis subtypes so we can target treatments before joints are damaged.
-
Digital biomarkers to guide personalized rehab after ACL injury
Aims to use wearable sensors and phone videos to predict early osteoarthritis risk after ACL surgery so rehabilitation can be tailored to each patient.
-
Aberrant mechano-oxygen coupling linked to zinc-rich mineralization in osteoarthritis
Aims to understand how abnormal joint forces affect cartilage and bone, causing zinc-rich mineral deposits and harmful blood vessel growth in osteoarthritis.
-
Notch signaling in TMJ osteoarthritis: uncovering mechanisms and new targets
Researchers are studying how Notch signaling affects TMJ osteoarthritis to identify new ways to protect and repair the jaw joint.
-
Nanoparticles delivering an sPLA2 blocker for knee osteoarthritis
This project uses tiny, drug-filled nanoparticles to deliver an sPLA2-blocking medicine into the knee to reduce inflammation and slow knee osteoarthritis in people with painful knee OA.
About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page.