A compound attribute that is the ratio of amount of protein S100-A11 (human) in blood to amount of serpin B8 (human) in blood. The trait is OBA_2053316 (S100A11/SERPINB8 protein level ratio in blood). Also known as: the ratio of amount of protein S100-A11 (human) in blood to amount of serpin B8 (human) in blood.