title: Different species of 70S ribosomes of Escherichia coli and their dissociation into subunits.
mesh_terms: D002247:Carbon Isotopes; D002499:Centrifugation, Density Gradient; D004926:Escherichia coli / Q000166:cytology*; D008274:Magnesium / Q000494:pharmacology; D010452:Peptide Biosynthesis; D011691:Puromycin / Q000494:pharmacology; D012343:RNA, Transfer / Q000378:metabolism; D012270:Ribosomes / Q000187:drug effects / Q000378:metabolism
chemical_list: D002247:Carbon Isotopes; D011691:Puromycin; D012343:RNA, Transfer; D008274:Magnesium