A compound attribute that is the ratio of amount of caspase-8 (human) in blood to amount of peroxiredoxin-6 (human) in blood. The trait is Ontology of Biological Attributes term OBA_2054790 (CASP8/PRDX6 protein level ratio in blood). Also known as: the ratio of amount of caspase-8 (human) in blood to amount of peroxiredoxin-6 (human) in blood.