Ontology of Biological Attributes entry OBA_2055896 (level of piRNA-mediated silencing protein C19orf84 (human) in cerebrospinal fluid) is the amount of a piRNA-mediated silencing protein C19orf84 (human) when measured in cerebrospinal fluid. Also known as: cerebrospinal fluid piRNA-mediated silencing protein C19orf84 (human) amount.