The study purposed to investigate the protein expression of Stemona alkaloids biosynthesis response to chitosan elicitor by 2D gel electrophoresis. The total proteins extraction of Stemona roots were performed for comparison with the control and chitosan treatments. It was found that 15 out of 150
Neotuberostemonine (NS) and tuberostemonine (TS), a pair of stereoisomers, are the active components contained in Stemona tuberosa, an antitussive herbal medicine in China. Two isomers have different pharmacological efficacies, which will be related with their in vivo disposition. However, the
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