Ontology of Biological Attributes entry OBA_2055690 (SNX9/STAMBP protein level ratio in blood) can be described as follows. A compound attribute that is the ratio of amount of sorting nexin-9 (human) in blood to amount of STAM-binding protein (human) in blood. Also known as: the ratio of amount of sorting nexin-9 (human) in blood to amount of STAM-binding protein (human) in blood.