Ontology of Biological Attributes term OBA_2081957 (level of cardiotrophin-like cytokine factor 1 (human) in cerebrospinal fluid) is the amount of a cardiotrophin-like cytokine factor 1 (human) when measured in cerebrospinal fluid. Also known as: cerebrospinal fluid cardiotrophin-like cytokine factor 1 (human) amount.