DC-86-M, a novel antitumor antibiotic. II. Structure determination and biological activities.

DC-86-M, a novel antitumor antibiotic. II. Structure determination and biological activities. DC-86-M, a novel antitumor antibiotic. I. Taxonomy of producing organism and fermentation. DC89-A1, a new antitumor antibiotic from Streptomyces. DC-52, a novel antitumor antibiotic. 2. Isolation, physico-chemical characteristics and structure determination. DC 107, a novel antitumor antibiotic produced by a Streptomyces sp. DC-52, a novel antitumor antibiotic. 1. Taxonomy, fermentation and biological activity. DC-52, a novel antitumor antibiotic. 1. Taxonomy, fermentation and biological activity. PD 116,152, a new phenazine antitumor antibiotic. Structure and antitumor activity. DC 107, a novel antitumor antibiotic produced by a Streptomyces sp. Prothracarcin, a novel antitumor antibiotic.