title: An antitumor antibiotic, no. 4601 from Streptomyces, identical with YC 73  of Pseudomonas origin.
mesh_terms: D000903:Antibiotics, Antineoplastic / Q000302:isolation & purification* / Q000494:pharmacology; D001419:Bacteria / Q000187:drug effects; D005658:Fungi / Q000187:drug effects; D006367:HeLa Cells / Q000187:drug effects; D008826:Microbial Sensitivity Tests; D011549:Pseudomonas / Q000032:analysis*; D013055:Spectrophotometry, Infrared; D013056:Spectrophotometry, Ultraviolet; D013302:Streptomyces / Q000032:analysis*
chemical_list: D000903:Antibiotics, Antineoplastic