Ontology of Biological Attributes identifier OBA_2059061 (level of UPF0561 protein C2orf68 (human) in cerebrospinal fluid) is the amount of a UPF0561 protein C2orf68 (human) when measured in cerebrospinal fluid. Also known as: cerebrospinal fluid UPF0561 protein C2orf68 (human) amount.