How a protein called CD53 guides B cells in the body

Defining the partner interaction network of the tetraspanin CD53 in regulating B cell trafficking

['FUNDING_R01'] · WASHINGTON UNIVERSITY · NIH-11116852

We are learning how a protein called CD53 guides B cells, which are important immune cells, to their correct places in the body.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorWASHINGTON UNIVERSITY (nih funded)
Locations1 site (SAINT LOUIS, UNITED STATES)
Trial IDNIH-11116852 on ClinicalTrials.gov

What this research studies

Our immune system relies on B cells to fight infections and produce antibodies. This project explores how a specific protein called CD53, found on the surface of B cells, helps them move and find their correct locations in the body. When CD53 isn't working properly, B cells may not move as they should, which can weaken the immune system. By understanding how CD53 interacts with other proteins, we hope to learn more about its role in both healthy B cells and in conditions like B-cell leukemia. This knowledge could eventually lead to new ways to support immune function or treat certain blood cancers.

Who could benefit from this research

Good fit: While this is a foundational science project, future clinical applications may benefit patients with impaired immune function or B-cell related conditions like leukemia.

Not a fit: Patients whose conditions are not related to B cell function or trafficking would likely not see direct benefits from this specific research.

Why it matters

Potential benefit: Successfully understanding CD53's role could lead to new ways to improve immune function or develop treatments for B-cell related diseases, including certain leukemias.

How similar studies have performed: Previous work has shown that CD53 is important for B cell development and movement, suggesting a strong foundation for this deeper exploration.

Where this research is happening

SAINT LOUIS, 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.