title: Letter: A new antibiotic libramycin A.
mesh_terms: D000900:Anti-Bacterial Agents / Q000302:isolation & purification* / Q000494:pharmacology; D001419:Bacteria / Q000187:drug effects; D055598:Chemical Phenomena; D002621:Chemistry; D005658:Fungi / Q000187:drug effects; D009682:Magnetic Resonance Spectroscopy; D013055:Spectrophotometry, Infrared; D013056:Spectrophotometry, Ultraviolet; D013302:Streptomyces / Q000032:analysis
chemical_list: D000900:Anti-Bacterial Agents