Understanding how blood type affects bleeding and clotting risks

Defining the Role of Platelet ABO(H) Blood Group Antigens in Hemostasis and Thrombosis

NIH-funded research Brigham and Women's Hospital · NIH-11062030

This study is looking at how different blood types, especially type O, affect bleeding and clotting in people, to help us understand why some folks bleed more easily while others might have a higher chance of forming blood clots.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionBrigham and Women's Hospital NIH-funded
Lab location1 site (Boston, United States)
Project IDNIH-11062030 on NIH RePORTER

What this research studies

This research investigates the relationship between ABO blood group antigens and their impact on bleeding and clotting in patients. It aims to understand why individuals with type O blood are more prone to bleeding, while those with non-O blood types are at a higher risk for thrombosis. The study will utilize advanced techniques such as enzyme-linked immunosorbent assays (ELISA) and surface plasmon resonance to analyze how these blood group antigens influence platelet function and binding to critical proteins involved in blood clotting. By defining these mechanisms, the research seeks to provide insights that could lead to improved patient care and treatment strategies.

Who could benefit from this research

Good fit: Ideal candidates for this research include individuals with different ABO blood types, particularly those with type O and non-O blood types, who may be at risk for bleeding or clotting disorders.

Not a fit: Patients with blood disorders unrelated to ABO blood group antigens may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to better risk assessment and management strategies for patients at risk of bleeding or thrombosis based on their blood type.

How similar studies have performed: Previous research has indicated that blood type can influence bleeding and clotting risks, suggesting that this investigation builds on established findings in the field.

Where this research is happening

Boston, 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.