The amount of a ribosomal protein S6 kinase alpha-6 (human) when measured in cerebrospinal fluid. The trait is Ontology of Biological Attributes id OBA_2081569 (level of ribosomal protein S6 kinase alpha-6 (human) in cerebrospinal fluid). Also known as: cerebrospinal fluid ribosomal protein S6 kinase alpha-6 (human) amount.