Understanding how the immune system affects blood transfusions in sickle cell disease

Autoantibody-induced type 1 interferons and RBC alloimmunization in sickle cell disease

NIH-funded research Cedars-Sinai Medical Center · NIH-11122284

This project looks at how the immune system's response, specifically type 1 interferons and autoantibodies, might cause problems with blood transfusions for people with sickle cell disease.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionCedars-Sinai Medical Center NIH-funded
Lab location1 site (Los Angeles, United States)
Project IDNIH-11122284 on NIH RePORTER

What this research studies

Patients with sickle cell disease often need blood transfusions, but sometimes their immune system reacts by making new antibodies against the transfused red blood cells, which is called alloimmunization. This reaction can lead to serious complications. We want to understand why this happens more often in sickle cell patients compared to others. Our work focuses on how certain immune signals, called type 1 interferons, and self-attacking antibodies (autoantibodies) might trigger these unwanted immune responses. By exploring these factors, we hope to find ways to make transfusions safer and more effective for you.

Who could benefit from this research

Good fit: Patients with sickle cell disease who experience or are at risk for red blood cell alloimmunization are the focus of this research.

Not a fit: Patients without sickle cell disease or those who do not require blood transfusions would not directly benefit from this specific research.

Why it matters

Potential benefit: If successful, this work could lead to personalized transfusion plans and better-matched blood units, reducing serious complications for patients with sickle cell disease.

How similar studies have performed: Previous studies have shown that inflammation can promote red blood cell alloantibody responses, and preliminary data in this application supports the role of type 1 interferons in sickle cell disease.

Where this research is happening

Los Angeles, 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.