A compound attribute that is the ratio of amount of endothelial cell-selective adhesion molecule (human) in blood to amount of sortilin (human) in blood. The trait is Ontology of Biological Attributes entry OBA_2054760 (ESAM/SORT1 protein level ratio in blood). Also known as: the ratio of amount of endothelial cell-selective adhesion molecule (human) in blood to amount of sortilin (human) in blood.