title: Antibiotics produced by mutants of Streptomyces caelestis. I. 7-O-demethylcelesticetin and its degradation products.
mesh_terms: D000900:Anti-Bacterial Agents / Q000302:isolation & purification / Q000494:pharmacology; D001419:Bacteria / Q000187:drug effects; D002855:Chromatography, Thin Layer; D005285:Fermentation; D006027:Glycosides; D009682:Magnetic Resonance Spectroscopy; D013058:Mass Spectrometry; D008826:Microbial Sensitivity Tests; D009154:Mutation; D013055:Spectrophotometry, Infrared; D013302:Streptomyces / Q000032:analysis
chemical_list: D000900:Anti-Bacterial Agents; D006027:Glycosides