FURIN/VWA1 protein level ratio in blood (OBA_2053763) can be described as follows. A compound attribute that is the ratio of amount of furin (human) in blood to amount of von Willebrand factor A domain-containing protein 1 (human) in blood. Also known as: the ratio of amount of furin (human) in blood to amount of von Willebrand factor A domain-containing protein 1 (human) in blood.