ANTICANCER AND ANTIMICROBIAL GLYCOSIDES FROM IPOMOEA-BAHIENSIS

被引:24
作者
BIEBER, LW [1 ]
FILHO, AAS [1 ]
LIMA, RMOC [1 ]
CHIAPPETA, AD [1 ]
DONASCIMENTO, SC [1 ]
DESOUZA, IA [1 ]
DEMELLO, JF [1 ]
VEITH, HJ [1 ]
机构
[1] TH DARMSTADT, DEPT ORGAN CHEM & BIOCHEM, D-6100 DARMSTADT, FED REP GER
关键词
D O I
10.1016/S0031-9422(00)81557-5
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Four new antimicrobial glycosides have been isolated from Ipomoea bahiensis. Spectroscopic properties and basic and acidic hydrolysis characterized them as derivatives of 11-hydroxyhexadecanoic and 11-hydroxytetradecanoic acid, glycosidically linked in the 11-position to a trisaccharide unit composed of glucose, rhamnose and fucose which is esterified by tiglic and 3-hydroxy-2-methylbutyric acid. One of these compounds revealed significant activity against Sarcoma 180 in mice.
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页码:1077 / 1081
页数:5
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