A compound attribute that is the ratio of amount of cell division cycle protein 27 homolog (human) in blood to amount of centrosomal protein of 85 kDa (human) in blood. The trait is Ontology of Biological Attributes id OBA_2053402 (CDC27/CEP85 protein level ratio in blood). Also known as: the ratio of amount of cell division cycle protein 27 homolog (human) in blood to amount of centrosomal protein of 85 kDa (human) in blood.