An update on the LAN blood group system

This update on the LAN blood group system (Peyrard T. A review of the Lan blood group system. Immunohematology 2013; 29:131–5) reports new ABCB6 alleles encoding Lan– and Lan(+^wk) phenotypes and new functional aspects of the ABCB6 glycoprotein. The L AN blood group system (International Society of Blood Transfusion system 33) consists of one antigen: Lan.