Antitumor antibiotics is referred to as cedarcidine, handles its preparation, and Tumor growth inhibition is pharmaceutical to contain the antibiotic and a kind of biologically pure culture streptoalloteichius microorganisms

摘要

Antibiotics Kedarcidin (I) is characterized in that its physicochemical properties. It includes non-protein chromophore and single chain polypeptide, wherein 3 variants exist. Defined 114 amino sequences in main variant; One minor variations lacks the ends N- Ala; Other minor variations lack the ends N- Ala-Ser. Foreword (I) is generated in new netted streptomycete latumcidin variant strain L585-6 (ATCC 53650) by culture comprising submerging aerobic conditions under the absorbable source C, N.