A new antibiotic, named kinamycin
1, 2), has been isolated from the fermentation broth of
Streptomyces murayamaensis sp. nov. HATA
et OHTANI, which was obtained from a soil sample collected in Murayama, Saitama-ken, Japan. Kinamycins, produced as components A, B, C, and D as a mixture, are quinone antibiotics which show strong inhibitory activities against grampositive bacteria. Details of the fermentation, isolation, and physico-chemical and biological characteristics are given.
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