DAPP1/DBNL protein level ratio in blood (Ontology of Biological Attributes entry OBA_2055059) can be described as follows. A compound attribute that is the ratio of amount of dual adapter for phosphotyrosine and 3-phosphotyrosine and 3-phosphoinositide (human) in blood to amount of drebrin-like protein (human) in blood. Also known as: the ratio of amount of dual adapter for phosphotyrosine and 3-phosphotyrosine and 3-phosphoinositide (human) in blood to amount of drebrin-like protein (human) in blood.