title: The fine structure of a myxopapillary ependymoma of the filum terminale.
mesh_terms: D000328:Adult; D001485:Basement Membrane; D002420:Cauda Equina / Q000473:pathology*; D003094:Collagen; D004806:Ependymoma / Q000473:pathology*; D006801:Humans; D008297:Male; D008854:Microscopy, Electron; D013120:Spinal Cord Neoplasms / Q000473:pathology*
chemical_list: D003094:Collagen