OBA_2053223 (PVALB/TST protein level ratio in blood) can be described as follows. A compound attribute that is the ratio of amount of parvalbumin alpha (human) in blood to amount of thiosulfate sulfurtransferase (human) in blood. Also known as: the ratio of amount of parvalbumin alpha (human) in blood to amount of thiosulfate sulfurtransferase (human) in blood.