level of DNA-(apurinic or apyrimidinic site) endonuclease 2 (human) in cerebrospinal fluid (Ontology of Biological Attributes identifier OBA_2081471) is the amount of a DNA-(apurinic or apyrimidinic site) endonuclease 2 (human) when measured in cerebrospinal fluid. Also known as: cerebrospinal fluid DNA-(apurinic or apyrimidinic site) endonuclease 2 (human) amount.