CD40LG/LAT protein level ratio in blood (OBA_2054212) can be described as follows. A compound attribute that is the ratio of amount of CD40 ligand (human) in blood to amount of linker for activation of T-cells family member 1 (human) in blood. Also known as: the ratio of amount of CD40 ligand (human) in blood to amount of linker for activation of T-cells family member 1 (human) in blood.