Ontology of Biological Attributes id OBA_2055532 (ITGA5/ITGB7 protein level ratio in blood) can be described as follows. A compound attribute that is the ratio of amount of integrin alpha-5 (human) in blood to amount of integrin beta-7 (human) in blood. Also known as: the ratio of amount of integrin alpha-5 (human) in blood to amount of integrin beta-7 (human) in blood.