CXCL11/ITGB1BP2 protein level ratio in blood (OBA_2055187, an Ontology of Biological Attributes term) can be described as follows. A compound attribute that is the ratio of amount of C-X-C motif chemokine 11 (human) in blood to amount of integrin beta-1-binding protein 2 (human) in blood. Also known as: the ratio of amount of C-X-C motif chemokine 11 (human) in blood to amount of integrin beta-1-binding protein 2 (human) in blood.