A compound attribute that is the ratio of amount of caspase-3 (human) in blood to amount of synaptosomal-associated protein 23 (human) in blood. The trait is CASP3/SNAP23 protein level ratio in blood (OBA_2054779, an Ontology of Biological Attributes identifier). Also known as: the ratio of amount of caspase-3 (human) in blood to amount of synaptosomal-associated protein 23 (human) in blood.