ANXA3/LBR protein level ratio in blood (Ontology of Biological Attributes identifier OBA_2054315) can be described as follows. A compound attribute that is the ratio of amount of annexin A3 (human) in blood to amount of Delta(14)-sterol reductase LBR (human) in blood. Also known as: the ratio of amount of annexin A3 (human) in blood to amount of Delta(14)-sterol reductase LBR (human) in blood.