A compound attribute that is the ratio of amount of C-C motif chemokine 17 (human) in blood to amount of C-C motif chemokine 5 (human) in blood. The trait is CCL17/CCL5 protein level ratio in blood (OBA_2054693). Also known as: the ratio of amount of C-C motif chemokine 17 (human) in blood to amount of C-C motif chemokine 5 (human) in blood.