title: Ribosomes from spiramycin resistant mutants of Escherichia coli Q13.
mesh_terms: D000900:Anti-Bacterial Agents; D002247:Carbon Isotopes; D002845:Chromatography; D004352:Drug Resistance, Microbial; D004926:Escherichia coli / Q000187:drug effects*; D005827:Genetics, Microbial; D007933:Leucomycins / Q000494:pharmacology*; D009154:Mutation; D012270:Ribosomes
chemical_list: D000900:Anti-Bacterial Agents; D002247:Carbon Isotopes; D007933:Leucomycins