. "\"OBSOLETE: Any of the small, heterogeneous, artifactual, vesicular particles, 50-150 nm in diameter, that are formed when some eukaryotic cells are homogenized and that sediment on centrifugation at 100000 g.\" [ISBN:0198506732]" . . "microsome" . "Wikipedia:Microsome" . "This term was made obsolete because it refers to a cell fractionation experimental result and not a bona fide cellular component." . "obsolete" . "microsomal membrane" .