Ontology of Biological Attributes entry OBA_2054361 (IL6ST/LIFR 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 leukemia inhibitory factor receptor (human) in blood. Also known as: the ratio of amount of interleukin-6 receptor subunit beta (human) in blood to amount of leukemia inhibitory factor receptor (human) in blood.