title: Electron microscopy with reduced beam damage to the specimen: a retractable image intensifier.
mesh_terms: D007089:Image Enhancement / Q000295:instrumentation; D008854:Microscopy, Electron / Q000295:instrumentation* / Q000379:methods / Q000592:standards; D014027:Tobacco Mosaic Virus / Q000648:ultrastructure; D014764:Viral Proteins
chemical_list: D014764:Viral Proteins