ARSB/CD164 protein level ratio in blood (OBA_2054096) can be described as follows. A compound attribute that is the ratio of amount of arylsulfatase B (human) in blood to amount of sialomucin core protein 24 (human) in blood. Also known as: the ratio of amount of arylsulfatase B (human) in blood to amount of sialomucin core protein 24 (human) in blood.