level of indoleamine 2,3-dioxygenase 1 (human) in cerebrospinal fluid (OBA_2057167, an Ontology of Biological Attributes entry) is the amount of a indoleamine 2,3-dioxygenase 1 (human) when measured in cerebrospinal fluid. Also known as: cerebrospinal fluid indoleamine 2,3-dioxygenase 1 (human) amount.