A compound attribute that is the ratio of amount of C-type lectin domain family 4 member D (human) in blood to amount of neutrophil gelatinase-associated lipocalin (human) in blood. The trait is OBA_2055037 (CLEC4D/LCN2 protein level ratio in blood). Also known as: the ratio of amount of C-type lectin domain family 4 member D (human) in blood to amount of neutrophil gelatinase-associated lipocalin (human) in blood.