Ontology of Biological Attributes term OBA_2054756 (ESAM/JAM2 protein level ratio in blood) can be described as follows. A compound attribute that is the ratio of amount of endothelial cell-selective adhesion molecule (human) in blood to amount of junctional adhesion molecule B (human) in blood. Also known as: the ratio of amount of endothelial cell-selective adhesion molecule (human) in blood to amount of junctional adhesion molecule B (human) in blood.