title: A new preparation method for dark-field electron microscopy of biomacromolecules.
mesh_terms: D000085:Acetates; D000327:Adsorption; D000473:Alkanes; D000588:Amines; D002244:Carbon; D003090:Coliphages; D003580:Cytochromes; D004269:DNA, Bacterial; D004279:DNA, Viral; D004566:Electrodes; D004926:Escherichia coli / Q000166:cytology / Q000201:enzymology; D046911:Macromolecular Substances; D008722:Methods; D008854:Microscopy, Electron / Q000295:instrumentation / Q000592:standards; D008858:Microscopy, Phase-Contrast; D010784:Photomicrography; D011137:Polystyrenes; D000644:Quaternary Ammonium Compounds; D012316:RNA Nucleotidyltransferases; D014501:Uranium
chemical_list: D000085:Acetates; D000473:Alkanes; D000588:Amines; D003580:Cytochromes; D004269:DNA, Bacterial; D004279:DNA, Viral; D046911:Macromolecular Substances; D011137:Polystyrenes; D000644:Quaternary Ammonium Compounds; D014501:Uranium; D002244:Carbon; D012316:RNA Nucleotidyltransferases