What is the role of the Duffy antigen in the context of blood transfusion?

A It determines the ABO blood group
B It is a receptor for Plasmodium vivax ✓
C It is involved in the Rh blood group system
D It is responsible for the Kell blood group system

Explanation

The Duffy antigen is a receptor for Plasmodium vivax, and its absence can protect against malaria. In blood transfusion, it is important to match the Duffy antigen to prevent adverse reactions.

Source

American Association of Blood Banks
Hematology Hematology: Blood Grouping and Crossmatching Hematology: Blood Grouping and Crossmatching Medium MEDICAL Confidence: high