title: Studies on the bacteriophage MS2. XX. Expansion of the virion in low salt.
mesh_terms: D002021:Buffers; D002499:Centrifugation, Density Gradient; D002850:Chromatography, Gel; D003090:Coliphages / Q000032:analysis / Q000187:drug effects; D004591:Electrophoresis, Polyacrylamide Gel; D004926:Escherichia coli; D005990:Glycerol; D006639:Histidine; D006358:Hot Temperature; D006863:Hydrogen-Ion Concentration; D008242:Lysogeny; D008274:Magnesium / Q000494:pharmacology; D010179:Pancreas / Q000201:enzymology; D010759:Phosphorus Isotopes; D012367:RNA, Viral / Q000032:analysis; D012260:Ribonucleases / Q000378:metabolism; D012964:Sodium / Q000494:pharmacology; D013460:Sulfur Isotopes; D014316:Tritium; D014461:Ultracentrifugation; D014764:Viral Proteins / Q000032:analysis
chemical_list: D002021:Buffers; D010759:Phosphorus Isotopes; D012367:RNA, Viral; D013460:Sulfur Isotopes; D014764:Viral Proteins; D014316:Tritium; D006639:Histidine; D012964:Sodium; D012260:Ribonucleases; D008274:Magnesium; D005990:Glycerol