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ABSTRACT: Background
Rhodiola plants are used as a natural remedy in the western world and as a traditional herbal medicine in China, and are valued for their ability to enhance human resistance to stress or fatigue and to promote longevity. Due to the morphological similarities among different species, the identification of the genus remains somewhat controversial, which may affect their safety and effectiveness in clinical use.Results
In this paper, 47 Rhodiola samples of seven species were collected from thirteen local provinces of China. They were identified by their morphological characteristics and genetic and phytochemical taxonomies. Eight bioactive chemotaxonomic markers from four chemical classes (phenylpropanoids, phenylethanol derivatives, flavonoids and phenolic acids) were determined to evaluate and distinguish the chemotaxonomy of Rhodiola samples using an HPLC-DAD/UV method. Hierarchical cluster analysis (HCA) and principal component analysis (PCA) were applied to compare the two classification methods between genetic and phytochemical taxonomy.Conclusions
The established chemotaxonomic classification could be effectively used for Rhodiola species identification.
SUBMITTER: Liu Z
PROVIDER: S-EPMC3718703 | biostudies-literature | 2013 Jul
REPOSITORIES: biostudies-literature
Liu Zhenli Z Liu Yuanyan Y Liu Chunsheng C Song Zhiqian Z Li Qing Q Zha Qinglin Q Lu Cheng C Wang Chun C Ning Zhangchi Z Zhang Yuxin Y Tian Cheng C Lu Aiping A
Chemistry Central journal 20130712 1
<h4>Background</h4>Rhodiola plants are used as a natural remedy in the western world and as a traditional herbal medicine in China, and are valued for their ability to enhance human resistance to stress or fatigue and to promote longevity. Due to the morphological similarities among different species, the identification of the genus remains somewhat controversial, which may affect their safety and effectiveness in clinical use.<h4>Results</h4>In this paper, 47 Rhodiola samples of seven species w ...[more]