Bu-4061T
AssigneeBristol-Myers Company
InventorsMasataka Konishi, Minoru Hanada, Yuji Nishiyama
Life of this patent
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Abstract
A new antibiotic designated BU-4061T is produced by fermentation of actinomycete strain Q996-17 (ATCC-53904). The BU-4061T antibiotic exhibits both in vitro and in vivo antitumor activity.
Claims2
A process for producing BU-4061T having the formula ##STR8## which comprises cultivating actinomycete strain Q996-17 (ATCC-53904) or a BU-4061T-producing mutant or variant thereof in an aqueous nutrient medium containing assimilable sources of carbon and nitrogen under submerged aerobic conditions until a substantial amount of BU-4061T is produced by said organism in said culture medium and then recovering the BU-4061T from the culture medium.
A biologically pure culture of actinomycete sp. ATCC 53904, said culture capable of producing the antibiotic BU-4061T in recoverable quantities upon cultivation in an aqueous nutrient medium containing assimilable sources of carbon and nitrogen.
Dependencies are inferred from the claim text.