CHMP1A/MITD1 protein level ratio in blood (Ontology of Biological Attributes entry OBA_2055574) can be described as follows. A compound attribute that is the ratio of amount of charged multivesicular body protein 1a (human) in blood to amount of MIT domain-containing protein 1 (human) in blood. Also known as: the ratio of amount of charged multivesicular body protein 1a (human) in blood to amount of MIT domain-containing protein 1 (human) in blood.