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Updated: Sep 25, 2026
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Screening and Isolation of C-Glycoside-Cleaving Intestinal Bacteria
Published on: February 28, 2025
[Two flavone glycosides from Chinese traditional medicine Amomum villosum]
Lan Sun1, Jing-guang Yu, Li-dong Zhou
1Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100094, China.
Abstract
Objective:
To study the water soluble constituents from Amomum villosum.
Method:
The constituents were separated and purified with chromatographic methods, identified by NMR, MS, UV and IR.
Result:
Two quercetin glycosides: quercitrin (quercetin-3-O-alpha-L-rhamnoside I) and isoquercitrin (quercetin-3-O-beta-D-glucoside II) were isolated and identified.
Conclusion:
I and II were isolated for the first time from A. villosum.