Ontology of Biological Attributes entry OBA_2057449 (level of ribosomal protein S6 kinase beta-1 (human) in cerebrospinal fluid) is the amount of a ribosomal protein S6 kinase beta-1 (human) when measured in cerebrospinal fluid. Also known as: cerebrospinal fluid ribosomal protein S6 kinase beta-1 (human) amount.