Isolation and structure determination of TMC-151s:: Novel polyketide antibiotics from Gliocladium catenulatum Gilman & Abbott TC 1280

被引:47
作者
Kohno, J [1 ]
Nishio, M [1 ]
Sakurai, M [1 ]
Kawano, K [1 ]
Hiramatsu, H [1 ]
Kameda, N [1 ]
Kishi, N [1 ]
Yamashita, T [1 ]
Okuda, T [1 ]
Komatsubara, S [1 ]
机构
[1] Tanabe Seiyaku Co Ltd, Discovery Res Lab, Toda, Saitama 3358505, Japan
关键词
D O I
10.1016/S0040-4020(99)00408-1
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Six new antibiotics, TMC-151 A-F (2-7) have been isolated from organic extracts of the fermentation broth of Gliocladium catenulatum Gilman & Abbott TC 1280, isolated from a soil sample. Their structures including the absolute stereochemistries, were determined by extensive analyses of NMR and X-ray crystallography, and degradation studies. TMC-151s are novel polyketides containing D-mannopyranoside and D-mannitol or D-arabitol. These antibiotics showed moderate cytotoxicity to several tumor cell lines. (C) 1999 Elsevier Science Ltd. All rights reserved.
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页码:7771 / 7786
页数:16
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