This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: parasitology, Subject name: Microbiology
Duffy antigen is associated with 
Select and explain. 
A. Plasmodium falciparum, B. Plasmodium ovale, C. Plasmodium vivax, D. Plasmodium malariae
C: Plasmodium vivax
Answer: C: Plasmodium vivax 
Explanation: The Duffy glycoprotein is a receptor for chemicals that are secreted by blood cells during inflammation. It also happens to be a receptor for Plasmodium vivax, a parasite that invades red blood cells (RBCs) and causes malaria. Ref ananthnarayana and panikers microbiology textbook 8/e