How B cells and other immune cells drive psoriatic arthritis

Immune cell contributions to inflammatory arthritis

NIH-funded research Vanderbilt University Medical Center · NIH-11319902

This project explores how certain immune B cells and other immune cells cause inflammation and joint damage in people with psoriatic arthritis.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionVanderbilt University Medical Center NIH-funded
Lab location1 site (Nashville, United States)
Project IDNIH-11319902 on NIH RePORTER

What this research studies

This research uses a mouse model that closely mimics human psoriatic arthritis and compares those findings to cells and tissues seen in patients. Scientists will examine B cells, T cells, and antigen-presenting cells in inflamed joints and measure key inflammatory proteins such as IL-6 and IL-10. They will test what happens when B cells are reduced or shifted toward anti- or pro-inflammatory types and look for resulting changes in joint inflammation and bone erosion. Findings from the mice will be connected to observations from psoriatic arthritis patients to suggest targets for new treatments.

Who could benefit from this research

Good fit: Ideal candidates would be adults with a confirmed diagnosis of psoriatic arthritis, especially those with active joint inflammation, dactylitis, or enthesitis.

Not a fit: People without psoriatic arthritis or with skin-only psoriasis, or those with unrelated forms of arthritis, are unlikely to directly benefit from this specific research.

Why it matters

Potential benefit: If successful, this work could point to new ways to treat or prevent joint damage in psoriatic arthritis by targeting specific B cell types or their inflammatory signals.

How similar studies have performed: Some patients have shown improvement with B cell–targeting drugs like rituximab, but using a disease-mimicking mouse model to define exact B cell roles in psoriatic arthritis is a relatively new approach.

Where this research is happening

Nashville, 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.