Ontology of Biological Attributes term OBA_2054363 (IL6ST/NRCAM protein level ratio in blood) can be described as follows. A compound attribute that is the ratio of amount of interleukin-6 receptor subunit beta (human) in blood to amount of neuronal cell adhesion molecule (human) in blood. Also known as: the ratio of amount of interleukin-6 receptor subunit beta (human) in blood to amount of neuronal cell adhesion molecule (human) in blood.