Flavonoid 5-glucosides from the cocoon shell of the silkworm, Bombyx mori

被引:80
|
作者
Tamura, Y
Nakajima, K
Nagayasu, K
Takabayashi, C
机构
[1] Natl Inst Agrobiol Sci, Insect Genet & Evolut Dept, Tsukuba, Ibaraki 3058634, Japan
[2] Natl Inst Agrobiol Sci, Insect Biotechnol & Sericol Dept, Nagano 3940021, Japan
关键词
Bombyx mori; silkworm; cocoon; flavonoid; quercetin 5,4 '-di-O-beta-D-glucopyranoside; quercetin 5,7,4 '-tri-O-beta-D-glucopyranoside; quercetin; 5-O-beta-D-glucopyranoside;
D O I
10.1016/S0031-9422(01)00477-0
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
The flavonoid 5-glucosides, quercetin 5,4'-di-O-beta-D-glucopyranoside and quercetin 5,7,4-tri-O-beta-D-glucopyranoside, together with the known quercetin 5-O-beta-D-glucopyranoside, were isolated from the cocoon shell of the silkworm, Bombyx mori. The structures were identified by spectroscopic analysis. These flavonoid glucosides were not present in mulberry leaves, the silkworm's only food, and they are considered to be metabolites produced by the silkworm. (C) 2002 Published by Elsevier Science Ltd.
引用
收藏
页码:275 / 278
页数:4
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