A compound attribute that is the ratio of amount of cytosolic phospholipase A2 (human) in blood to amount of sorting nexin-9 (human) in blood. The trait is OBA_2054032 (PLA2G4A/SNX9 protein level ratio in blood). Also known as: the ratio of amount of cytosolic phospholipase A2 (human) in blood to amount of sorting nexin-9 (human) in blood.