Understanding why some people make antibodies after blood transfusions

Basic and Translational Mechanisms of Alloimmunization to RBC Transfusion. Project 2

NIH-funded research University of Virginia · NIH-11134693

This project explores why some patients develop antibodies to transfused red blood cells while others do not, aiming to find ways to prevent this reaction.

Quick facts

Grant typeP01 program project
Study typeNIH-funded research
Funding institutionUniversity of Virginia NIH-funded
Lab location1 site (Charlottesville, United States)
Project IDNIH-11134693 on NIH RePORTER

What this research studies

When patients receive blood transfusions, their bodies sometimes create antibodies against the new red blood cells, a reaction called alloimmunization. This can cause serious health problems for those who need frequent transfusions. We know that some patients are "responders" and make many antibodies, while others are "non-responders" and never do, but we don't fully understand why. This project looks at how signals from red blood cells, called purinergic signaling, might affect whether someone develops these antibodies. We are using a mouse model to uncover the specific ways these signals control the body's immune response to transfused blood.

Who could benefit from this research

Good fit: Patients who receive regular blood transfusions and are at risk of developing or have developed alloantibodies may find this research relevant.

Not a fit: Patients who do not receive blood transfusions or do not experience alloimmunization are unlikely to directly benefit from this specific research.

Why it matters

Potential benefit: If successful, this work could lead to new ways to prevent harmful antibody reactions in patients who receive blood transfusions.

How similar studies have performed: Preliminary data from a mouse model suggest that specific signaling pathways do regulate antibody production, indicating a promising direction for this novel approach.

Where this research is happening

Charlottesville, 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.