title: Defective 30S ribosomal particles in a polyamine auxotroph of Escherichia coli.
mesh_terms: D004926:Escherichia coli / Q000187:drug effects / Q000378:metabolism*; D007700:Kinetics; D008274:Magnesium / Q000494:pharmacology; D010452:Peptide Biosynthesis; D011072:Poly U; D011073:Polyamines / Q000494:pharmacology*; D014176:Protein Biosynthesis / Q000187:drug effects*; D011700:Putrescine / Q000494:pharmacology; D012367:RNA, Viral; D012270:Ribosomes / Q000187:drug effects / Q000378:metabolism*; D013095:Spermidine / Q000494:pharmacology
chemical_list: D011073:Polyamines; D012367:RNA, Viral; D011072:Poly U; D008274:Magnesium; D013095:Spermidine; D011700:Putrescine