]> 2013-05-26T01:25:56-07:00 Extracellular Space That part of a multicellular organism outside the cells proper, usually taken to be outside the plasma membranes, and occupied by fluid (Gene Ontology). http://ccdb.ucsd.edu/SAO/images/extracell_space_sw_512x512.jpg sao1425028079 Extracellular Space 2009-05-30T00:00:00 Site Site SuperCategory ModifiedDate Label Id Example Definition