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.
机构:
Soochow Univ, State Engn Lab Modern Silk, Suzhou 215123, Peoples R China
Soochow Univ, Silk Biotechnol Key Lab Suzhou City, Coll Med, Suzhou 215123, Peoples R ChinaSoochow Univ, State Engn Lab Modern Silk, Suzhou 215123, Peoples R China
Wang, Hai-Yan
Wang, Yuan-Jing
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Soochow Univ, State Engn Lab Modern Silk, Suzhou 215123, Peoples R China
Soochow Univ, Silk Biotechnol Key Lab Suzhou City, Coll Med, Suzhou 215123, Peoples R ChinaSoochow Univ, State Engn Lab Modern Silk, Suzhou 215123, Peoples R China
Wang, Yuan-Jing
Zhou, Li-Xia
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Soochow Univ, State Engn Lab Modern Silk, Suzhou 215123, Peoples R China
Soochow Univ, Silk Biotechnol Key Lab Suzhou City, Coll Med, Suzhou 215123, Peoples R ChinaSoochow Univ, State Engn Lab Modern Silk, Suzhou 215123, Peoples R China
Zhou, Li-Xia
Zhu, Lin
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Soochow Univ, State Engn Lab Modern Silk, Suzhou 215123, Peoples R China
Soochow Univ, Silk Biotechnol Key Lab Suzhou City, Coll Med, Suzhou 215123, Peoples R ChinaSoochow Univ, State Engn Lab Modern Silk, Suzhou 215123, Peoples R China
Zhu, Lin
Zhang, Yu-Qing
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Soochow Univ, State Engn Lab Modern Silk, Suzhou 215123, Peoples R China
Soochow Univ, Silk Biotechnol Key Lab Suzhou City, Coll Med, Suzhou 215123, Peoples R ChinaSoochow Univ, State Engn Lab Modern Silk, Suzhou 215123, Peoples R China
机构:
Science and Research Branch, Department of Agriculture Biotechnology, Islamic Azad University, TehranScience and Research Branch, Department of Agriculture Biotechnology, Islamic Azad University, Tehran
Bizhannia A.R.
Mirhossemi S.Z.
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Faculty of Agriculture, Guilan University, RashtScience and Research Branch, Department of Agriculture Biotechnology, Islamic Azad University, Tehran
Mirhossemi S.Z.
Rabiee B.
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Faculty of Agriculture, Guilan University, RashtScience and Research Branch, Department of Agriculture Biotechnology, Islamic Azad University, Tehran
Rabiee B.
Taeb M.
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Science and Research Branch, Department of Agriculture Biotechnology, Islamic Azad University, TehranScience and Research Branch, Department of Agriculture Biotechnology, Islamic Azad University, Tehran