Ontology of Biological Attributes identifier OBA_2056555 (level of megakaryocyte and platelet inhibitory receptor G6b (human) in cerebrospinal fluid) is the amount of a megakaryocyte and platelet inhibitory receptor G6b (human) when measured in cerebrospinal fluid. Also known as: cerebrospinal fluid megakaryocyte and platelet inhibitory receptor G6b (human) amount.