Li X, Hu S
Institute of Chinese Materia Medica, China Academy of Traditional Chinese Medicine, Beijing.
Zhongguo Zhong Yao Za Zhi. 1995 Aug;20(8):459-60, 511.
The contents of oleanolic acid in the root of Achyranthes bidentata and A. aspera from different places of production have been determined by dual-wavelength TLC-scanning. The results show that the content of oleanolic acid is 0.91%-1.14% in cultured A. bidentata, 0.78%-1.42% in A. bidentata natural and 0.054% in A. aspera. The average recovery is 98.63%.
采用双波长薄层扫描法测定了不同产地牛膝及土牛膝根中齐墩果酸的含量。结果表明，栽培牛膝中齐墩果酸的含量为0.91%-1.14%，野生牛膝中为0.78%-1.42%，土牛膝中为0.054%。平均回收率为98.63%。
