A compound attribute that is the ratio of amount of SLAM family member 7 (human) in blood to amount of thioredoxin domain-containing protein 15 (human) in blood. The trait is SLAMF7/TXNDC15 protein level ratio in blood (OBA_2055652). Also known as: the ratio of amount of SLAM family member 7 (human) in blood to amount of thioredoxin domain-containing protein 15 (human) in blood.