Understanding how certain antibodies are linked to rheumatoid arthritis

Insights into the origin of ACPAs in RA

NIH-funded research Johns Hopkins University · NIH-11039460

This study is looking into how certain antibodies related to rheumatoid arthritis might come from another type of antibody that targets modified proteins, to help us better understand what causes this condition.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionJohns Hopkins University NIH-funded
Lab location1 site (Baltimore, United States)
Project IDNIH-11039460 on NIH RePORTER

What this research studies

This research investigates the origins of anti-citrullinated protein antibodies (ACPAs), which are closely associated with rheumatoid arthritis (RA). The study aims to explore whether these antibodies arise from a different type of antibody that targets carbamylated proteins. By analyzing monoclonal ACPAs derived from RA patients, the researchers hope to uncover the mechanisms that make citrullinated proteins immunogenic. This could provide valuable insights into the development of RA and its underlying causes.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals diagnosed with rheumatoid arthritis who have elevated levels of anti-citrullinated protein antibodies.

Not a fit: Patients without rheumatoid arthritis or those who do not have detectable levels of ACPAs may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to a better understanding of rheumatoid arthritis and potentially new strategies for prevention or treatment.

How similar studies have performed: Previous research has shown promising results in understanding antibody responses in autoimmune diseases, suggesting that this approach may yield valuable insights.

Where this research is happening

Baltimore, 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.