C - Chemistry – Metallurgy – 12 – P
Patent
C - Chemistry, Metallurgy
12
P
167/100, 530/11,
C12P 21/00 (2006.01) A61K 45/08 (2006.01) C07G 11/00 (2006.01) C12N 1/20 (2006.01) C12P 1/06 (2006.01)
Patent
CA 2027601
ABSTRACT OF THE DISCLOSURE The present invention relates to a novel antitumor antibiotic, BU3983T, and a process for preparing same by culturing microorganisms belonging to the genus Actinomadura. This compound demonstrates a high level of antitumor activity against mouse B16 melanoma. An Actinomadura, Strain No. Q886-2, was isolated from a soil sample collected in Batangas, Luzon Island, Philippines. The new antitumor antibiotic BU-3983T was obtained by fermentation of this strain. Based upon the morphology, cultural and physiological characteristics and cell chemistry, the above-mentioned strain was identified as a species of Actinomadura, i.e., Actinomadura verrucosospora.
Nishiyama Yuji
Sugawara Koko
Yamamoto Haruaki
Bristol-Myers Squibb Company
Gowling Lafleur Henderson Llp
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