title: Studies on the selectivity of action of colistin, colistin nonapeptide and colistin heptapeptide on the cell envelope of Escherichia coli.
mesh_terms: D000900:Anti-Bacterial Agents; D002462:Cell Membrane / Q000187:drug effects; D003091:Colistin / Q000494:pharmacology*; D004926:Escherichia coli / Q000187:drug effects*; D008070:Lipopolysaccharides / Q000378:metabolism; D008826:Microbial Sensitivity Tests; D010446:Peptide Fragments / Q000494:pharmacology*
chemical_list: D000900:Anti-Bacterial Agents; D008070:Lipopolysaccharides; D010446:Peptide Fragments; C042913:colistin nonapeptide; C042912:colistin heptapeptide; D003091:Colistin