title: Studies of the biosynthesis of polymyxin B.
mesh_terms: D000613:Aminobutyrates / Q000378:metabolism; D001407:Bacillus / Q000254:growth & development / Q000378:metabolism*; D002247:Carbon Isotopes; D002701:Chloramphenicol / Q000494:pharmacology; D002751:Chlortetracycline / Q000494:pharmacology; D003720:Densitometry; D004586:Electrophoresis; D010209:Paper; D010452:Peptide Biosynthesis; D011113:Polymyxins / Q000096:biosynthesis*
chemical_list: D000613:Aminobutyrates; D002247:Carbon Isotopes; D011113:Polymyxins; D002701:Chloramphenicol; D002751:Chlortetracycline