title: Letter: Nybomycin. 8. Biosynthetic origin of the central ring carbons studied by 13C-labeled substrates.
mesh_terms: D000900:Anti-Bacterial Agents / Q000096:biosynthesis*; D002247:Carbon Isotopes; D055598:Chemical Phenomena; D002621:Chemistry; D007553:Isotope Labeling; D011725:Pyridines / Q000096:biosynthesis; D011804:Quinolines / Q000096:biosynthesis; D015363:Quinolones
chemical_list: D000900:Anti-Bacterial Agents; D002247:Carbon Isotopes; D011725:Pyridines; D011804:Quinolines; D015363:Quinolones; C005316:nybomycin