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Updated: Jun 26, 2026
High-resolution Tandem Mass Spectrometry for Studying Chemical Constituents of Gynura bicolor DC
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Bioassay-guided separation of citreorosein and other oestrogenic compounds from Polygonum cuspidatum
Caining Zhang1, Xuman Wang, Xiaozhe Zhang
1Textile and Material College, Xi'an Polytechnic University, Xi'an, PR China. zhangcaining@yahoo.com
Abstract:
Citreorosein was isolated from P. cuspidatum as a new oestrogenic compound, together with emodin and its glucoside, by silica gel column chromatography and preparative high-performance liquid chromatography sequentially. Oestrogenic activity was determined by a recombinant yeast assay.
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