Ontology of Biological Attributes term OBA_2080522 (level of N-acetylmuramoyl-L-alanine amidase (human) in cerebrospinal fluid) is the amount of a N-acetylmuramoyl-L-alanine amidase (human) when measured in cerebrospinal fluid. Also known as: cerebrospinal fluid N-acetylmuramoyl-L-alanine amidase (human) amount.