A New Saponin Transformed from Ginsenoside Rhl by Bacillus subtilis

A novel saponin was isolated from the transformed products of ginsenoside Rh1 by Bacillus subtilis. It's structure was determined to be 3-O-β-D-glucopyranosyl-6-O-β-D-glucopyranosyl-20 (S)-protopanaxatriol on the basis of the spectral data.

作 者： Guo Hong LI Yue Mao SHEN Ke Qin ZHANG   作者單位： Guo Hong LI,Ke Qin ZHANG(Laboratory for Conservation and Utilization of Bio-resource, Yunnan University, Kunming 650091)

Yue Mao SHEN(The State Key Laboratory of Phytochemistry and Plant Resources in West China, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650204) 

刊 名： 中國化學快報（英文版）  ISTIC SCI 英文刊名： CHINESE CHEMICAL LETTERS  年，卷(期)： 2005 16(3)  分類號：   關鍵詞： Ginsenoside Rh1   novel saponin   biotransformation  

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