Bao-zhong Duan

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The paper reports the establishment of a method for simultaneous determination of peimisine and sipeimine contents in Fritillaria walujewii Regel and Fritillaria pallidiflora Schrenk. The analyses were performed on an ultra-performance liquid chromatography with evaporative light scattering detection (UPLC-ELSD), equipped with a binary solvent manager, a(More)
The study aims to analyze the varieties and standards of compositae medicinal plants used in Dai medicine. The results showed that there were 78 species (including varieties) compositae plants recorded in literatures, which belongs to 63 medicinal materials varieties. And 47 original plants (60.25%) were recorded in Chinese medicinal material standards. In(More)
OBJECTIVE To provide an identification method for the roots of Saposhnikovia divaricata and its three counterfeits. METHODS Macroscopic identification and microscopic identification of root transverse section and powder were carried out to distinguish these four species. RESULTS For macroscopic characteristics, Saposhnikoviae Radix and its counterfeits(More)
The adulteration of herbal products is a threat to consumer safety. In the present study, we surveyed the species composition of commercial Radix Clerodendri Japonicum products using DNA barcoding as a supervisory method. A reference database for plant-material DNA-barcode was successfully constructed with 48 voucher samples from 12 Clerodendrum species.(More)
Numerous variations are known to occur in the chloroplast genomes of parasitic plants. We determined the complete chloroplast genome sequences of two hemiparasitic species, Taxillus chinensis and T. sutchuenensis, using Illumina and PacBio sequencing technologies. These species are the first members of the family Loranthaceae to be sequenced. The complete(More)
OBJECTIVE To investigate the difference of macroscopic characteristics between cultivated Gentiana macrophylla and wild one, analyze the correlation among its main quality traits and preliminary screen cultivated Gentiana macrophylla from different habitats based on quality traits. METHODS Measured and obtained characteristic index, including main root(More)
OBJECTIVE To provide a reference for the development and utilization of Dai medicine by investigate the present situation and existing problems of traditional Dai medicine. METHOD Combined with the previous relevant investigations and literature in the field, the key and the development direction of traditional Dai medicine were analyzed. RESULT The(More)
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