Hong-Qing Wang, Jun-Hua Sun, Jian-Bo Liu, Hong-Jie Shao, Zhan-Rong Zhou, Ruo-Yun Chen, Jie Kang
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引用次数: 0
Abstract
In the study, three types of homoisoflavonoids were isolated from the roots of fresh Portulaca oleracea L. The electrospray ionization (ESI) mass spectral fragmentation pathways of these compounds were proposed. The fragmentation rules were successfully applied for the analysis of the homoisoflavonoids of the fresh and dried Portulaca oleracea L. A total of 28 homoisoflavonoids were identified or tentatively characterized by HPLC-DAD-ESIMS2. There were no significant differences of homoisoflavonoids detected in this batch of dried and fresh herbs of P. oleracea L. More samples from various areas are needed to further compare the differences of homoisoflavonoids between them.
期刊介绍:
The Journal of Asian Natural Products Research (JANPR) publishes chemical and pharmaceutical studies in the English language in the field of natural product research on Asian ethnic medicine. The journal publishes work from scientists in Asian countries, e.g. China, Japan, Korea and India, including contributions from other countries concerning natural products of Asia. The journal is chemistry-orientated. Major fields covered are: isolation and structural elucidation of natural constituents (including those for non-medical uses), synthesis and transformation (including biosynthesis and biotransformation) of natural products, pharmacognosy, and allied topics. Biological evaluation of crude extracts are acceptable only as supporting data for pure isolates with well-characterized structures.
All published research articles in this journal have undergone rigorous peer review, based on initial editor screening and anonymized refereeing by at least two expert referees.