name GO_0005615 namespace http://purl.org/obo/owl/GO# parent GO_0044421 hasOBONamespace [] cellular_component comment [] Note that for multicellular organisms, the extracellular space refers to everything outside a cell, but still within the organism (excluding the extracellular matrix). Gene products from a multi-cellular organism that are secreted from a cell into the interstitial fluid or blood can therefore be annotated to this term. label [en] extracellular space