What is the significance of the Duffy blood group system in relation to Plasmodium vivax infection?

A It provides immunity against the parasite
B It acts as a receptor for the parasite
C It has no role in the infection process
D It enhances the severity of the infection
The Duffy blood group system acts as a receptor for Plasmodium vivax, allowing the parasite to enter red blood cells.
Medical Microbiology textbook
Hematology Hematology: Blood Grouping and Crossmatching Hematology: Blood Grouping and Crossmatching Medium MEDICAL Confidence: high