CD8 T cells and their role in driving inflammation in arthritis

CD8 T cell derived Granzyme K activates complement that drives synovial fibroblast inflammation

['FUNDING_R01'] · BRIGHAM AND WOMEN'S HOSPITAL · NIH-10933485

This study is looking at how certain immune cells called CD8 T cells can cause inflammation in rheumatoid arthritis by using a protein called Granzyme K, and it hopes to find new ways to help people with RA understand their condition better and explore new treatment options.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorBRIGHAM AND WOMEN'S HOSPITAL (nih funded)
Locations1 site (BOSTON, UNITED STATES)
Trial IDNIH-10933485 on ClinicalTrials.gov

What this research studies

This research investigates how CD8 T cells contribute to inflammation in rheumatoid arthritis (RA) by activating a complement pathway through a protein called Granzyme K. The study aims to understand the mechanisms by which Granzyme K influences synovial fibroblasts, which are cells involved in joint inflammation. By examining the interactions between CD8 T cells and these fibroblasts, the research seeks to uncover new insights into the inflammatory processes in RA. Patients may benefit from a better understanding of their condition and potential new therapeutic targets.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals diagnosed with rheumatoid arthritis, particularly those exhibiting elevated CD8 T cell activity.

Not a fit: Patients with rheumatoid arthritis who do not have significant CD8 T cell involvement may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new treatments that specifically target the inflammatory processes in rheumatoid arthritis.

How similar studies have performed: Other research has shown that targeting complement activation can influence inflammatory responses, suggesting potential for success in this novel approach.

Where this research is happening

BOSTON, 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.

View on NIH RePORTER →

Last reviewed 2026-05-15 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.