title: Interactions between dextran sulfate and Escherichia coli ribosomes.
mesh_terms: D002247:Carbon Isotopes; D002499:Centrifugation, Density Gradient; D055598:Chemical Phenomena; D002621:Chemistry; D003911:Dextrans / Q000494:pharmacology; D004926:Escherichia coli; D010649:Phenylalanine / Q000096:biosynthesis; D012270:Ribosomes
chemical_list: D002247:Carbon Isotopes; D003911:Dextrans; D010649:Phenylalanine