level of DNA-directed RNA polymerases I, II, and III subunit RPABC1 (human) in cerebrospinal fluid (OBA_2057308, an Ontology of Biological Attributes id) is the amount of a DNA-directed RNA polymerases I, II, and III subunit RPABC1 (human) when measured in cerebrospinal fluid. Also known as: cerebrospinal fluid DNA-directed RNA polymerases I, II, and III subunit RPABC1 (human) amount.