title: Scanning transmission electron microscopy of unstained biological sections.
mesh_terms: D000818:Animals; D004577:Electron Probe Microanalysis / Q000379:methods; D007313:Insecta; D008854:Microscopy, Electron / Q000379:methods*; D008855:Microscopy, Electron, Scanning / Q000379:methods; D009132:Muscles / Q000648:ultrastructure*; D013194:Staining and Labeling