| 摘要 |
The novel antibiotic, and complexing agents B-35251A, B-35251B, and B-35251C, the known antibiotic daunomycin, mixtures of these various substances - especially that comprising B-35251A and B-35251B and known as mitocromin; their microbiological production by a new strain of Streptomyces viridochromogenes, by Streptomyces griseo-laqueus, a new species of Streptomyces, and by Streptomyces sp. ATCC 21345, and methods for their recovery, concentration, isolation, and purification are described. |
