SNX9/VASH1 protein level ratio in blood (OBA_2055693, an Ontology of Biological Attributes identifier) can be described as follows. A compound attribute that is the ratio of amount of sorting nexin-9 (human) in blood to amount of tubulinyl-Tyr carboxypeptidase 1 (human) in blood. Also known as: the ratio of amount of sorting nexin-9 (human) in blood to amount of tubulinyl-Tyr carboxypeptidase 1 (human) in blood.