OBA_2055568 (CHI3L1/PRSS8 protein level ratio in blood) can be described as follows. A compound attribute that is the ratio of amount of chitinase-3-like protein 1 (human) in blood to amount of prostasin (human) in blood. Also known as: the ratio of amount of chitinase-3-like protein 1 (human) in blood to amount of prostasin (human) in blood.