OBA_2054419 (IL15/KLRD1 protein level ratio in blood) can be described as follows. A compound attribute that is the ratio of amount of interleukin-15 (human) in blood to amount of natural killer cells antigen CD94 (human) in blood. Also known as: the ratio of amount of interleukin-15 (human) in blood to amount of natural killer cells antigen CD94 (human) in blood.