Ontology of Biological Attributes identifier OBA_2054033 (PLA2G4A/SPINT2 protein level ratio in blood) can be described as follows. A compound attribute that is the ratio of amount of cytosolic phospholipase A2 (human) in blood to amount of Kunitz-type protease inhibitor 2 (human) in blood. Also known as: the ratio of amount of cytosolic phospholipase A2 (human) in blood to amount of Kunitz-type protease inhibitor 2 (human) in blood.