title: Studies of peptide antibiotics. 8. Synthesis of gly-4,4'-gramicidin S.
mesh_terms: D001412:Bacillus subtilis / Q000187:drug effects; D010455:Peptides; D014449:Tyrothricin / Q000138:chemical synthesis* / Q000494:pharmacology
chemical_list: D010455:Peptides; D014449:Tyrothricin