FAM3B/FUT3 protein level ratio in blood (OBA_2055349) can be described as follows. A compound attribute that is the ratio of amount of protein FAM3B (human) in blood to level of 3-galactosyl-N-acetylglucosaminide 4-alpha-L-fucosyltransferase FUT3 in blood. Also known as: the ratio of amount of protein FAM3B (human) in blood to level of 3-galactosyl-N-acetylglucosaminide 4-alpha-L-fucosyltransferase FUT3 in blood.