期刊
CHEMICAL & PHARMACEUTICAL BULLETIN
卷 56, 期 6, 页码 847-850出版社
PHARMACEUTICAL SOC JAPAN
DOI: 10.1248/cpb.56.847
关键词
alpha-glucosidase; immunomodulatory activity; ellagic acid; Terminalia superba
资金
- French Government
- Third World Academic of Sciences (TWAS)
Fractionation of stem barks of Terminalia superba yielded two new ellagic acid derivatives, 3,4'-di-O-methylellagic acid 3'-O-beta-D-xylopyranoside (1) and 4'-O-galloy-3,3'-di-O-methylellagic acid 4-O-beta-D-xylopyranoside (2) together with known 3,3'-di-O-methylellagic acid, ellagic acid and 3,3'-di-O-methylellagic acid 4'-O-beta-D-xylopyranoside. Compounds (1) and (2) showed significant m-glucosidase inhibition activity and possessed significant immunoinhibitory activities with no cytotoxic effects.
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