OBA_2055259 (FLT3/FLT3LG protein level ratio in blood) can be described as follows. A compound attribute that is the ratio of amount of receptor-type tyrosine-protein kinase FLT3 (human) in blood to amount of fms-related tyrosine kinase 3 ligand (human) in blood. Also known as: the ratio of amount of receptor-type tyrosine-protein kinase FLT3 (human) in blood to amount of fms-related tyrosine kinase 3 ligand (human) in blood.