Ontology of Biological Attributes term OBA_2056304 (level of low affinity immunoglobulin gamma Fc region receptor III-B (human) in cerebrospinal fluid) is the amount of a low affinity immunoglobulin gamma Fc region receptor III-B (human) when measured in cerebrospinal fluid. Also known as: cerebrospinal fluid low affinity immunoglobulin gamma Fc region receptor III-B (human) amount.