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sltmac(½ð±Ò+1): ллӦÖú~ 2011-06-02 13:46:18
Purpose: mulberry leaves from 13 different sources are extracted with water, chloroform and n-butanol, respectively. Crude extracts were subjected to cluster analysis at different wavelengths.
Method: Active ingredient from mulberry leaves were extracted with organic solvents and absorbance was determined by Ultraviolet spectrophotometry. Similarity was evaluated based on system cluster analysis embodied in SPSS.
Result: Spectrophotometry of mulberry leaves from various sources are the same, however, system cluster analysis display different similarity.
Conclusion:
Active ingredients of crude extracts from different sources are different.
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4Â¥2011-06-02 12:40:32
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Originally posted by zuodg at 2011-06-02 10:16:46:
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3Â¥2011-06-02 10:19:23
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Originally posted by zuodg at 2011-06-02 12:40:32:
Purpose: mulberry leaves from 13 different sources are extracted with water, chloroform and n-butanol, respectively. Crude extracts were subjected to cluster analysis at different wavelengths.
Me ...

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