title: Negatively stained mycoplasmas: fact or artifact?
mesh_terms: D006367:HeLa Cells / Q000382:microbiology*; D008722:Methods; D008854:Microscopy, Electron; D009174:Mycoplasma / Q000166:cytology / Q000302:isolation & purification*; D009992:Osmium; D010087:Oxides; D010772:Phosphotungstic Acid; D059828:Plant Cells; D010935:Plant Diseases; D010936:Plant Extracts; D013194:Staining and Labeling
chemical_list: D010087:Oxides; D010936:Plant Extracts; D010772:Phosphotungstic Acid; D009992:Osmium