A compound attribute that is the ratio of amount of lymphotoxin-alpha (human) in blood to amount of tumor necrosis factor receptor superfamily member 3 (human) in blood. The trait is OBA_2055016 (LTA/LTBR protein level ratio in blood). Also known as: the ratio of amount of lymphotoxin-alpha (human) in blood to amount of tumor necrosis factor receptor superfamily member 3 (human) in blood.