A compound attribute that is the ratio of amount of caspase-3 (human) in blood to amount of Crk-like protein (human) in blood. The trait is CASP3/CRKL protein level ratio in blood (OBA_2054766, an Ontology of Biological Attributes id). Also known as: the ratio of amount of caspase-3 (human) in blood to amount of Crk-like protein (human) in blood.