Ontology of Biological Attributes id OBA_2054962 (LCN2/PRTN3 protein level ratio in blood) can be described as follows. A compound attribute that is the ratio of amount of neutrophil gelatinase-associated lipocalin (human) in blood to amount of myeloblastin (human) in blood. Also known as: the ratio of amount of neutrophil gelatinase-associated lipocalin (human) in blood to amount of myeloblastin (human) in blood.