Glossary PRA Abbreviation for “panel reactive antibody.” Back to Glossary List New Guidelines for Platelet Transfusion Recommend Restrictive Strategies Directed Blood Donations Should be Limited Babesia Infection Reduces Red Cell Deformability New Erythropoietin Gene Variants Linked to Hereditary Erythrocytosis Multifaceted Threats to the Blood Supply from Climate Change Visit Transfusion News » Follows Facebook 14.7k Followers