IGSF8/NECTIN2 protein level ratio in blood (OBA_2054360, an Ontology of Biological Attributes term) can be described as follows. A compound attribute that is the ratio of amount of immunoglobulin superfamily member 8 (human) in blood to amount of nectin-2 (human) in blood. Also known as: the ratio of amount of immunoglobulin superfamily member 8 (human) in blood to amount of nectin-2 (human) in blood.