OBA_2054751 (EREG/SIAE protein level ratio in blood) can be described as follows. A compound attribute that is the ratio of amount of proepiregulin (human) in blood to amount of sialate O-acetylesterase (human) in blood. Also known as: the ratio of amount of proepiregulin (human) in blood to amount of sialate O-acetylesterase (human) in blood.