level of regulation of nuclear pre-mRNA domain-containing protein 1B (human) in cerebrospinal fluid (OBA_2081174, an Ontology of Biological Attributes identifier) is the amount of a regulation of nuclear pre-mRNA domain-containing protein 1B (human) when measured in cerebrospinal fluid. Also known as: cerebrospinal fluid regulation of nuclear pre-mRNA domain-containing protein 1B (human) amount.