Ontology of Biological Attributes entry OBA_2053369 (CD79B/CKAP4 protein level ratio in blood) can be described as follows. A compound attribute that is the ratio of amount of B-cell antigen receptor complex-associated protein beta chain (human) in blood to amount of cytoskeleton-associated protein 4 (human) in blood. Also known as: the ratio of amount of B-cell antigen receptor complex-associated protein beta chain (human) in blood to amount of cytoskeleton-associated protein 4 (human) in blood.