1Key Laboratory of Medicinal Resources and Natural Pharmaceutical Chemistry, Ministry of Education, National Engineering Laboratory for Resource Developing of Endangered Chinese Crude Drugs in Northwest of China, College of Life Science, Shaanxi Normal University, Xi’an 710055, Shaanxi, P. R. China,
2Agency for Science, Technology, and Research (A*STAR), 138673, Singapore
1Key Laboratory of Medicinal Resources and Natural Pharmaceutical Chemistry, Ministry of Education, National Engineering Laboratory for Resource Developing of Endangered Chinese Crude Drugs in Northwest of China, College of Life Science, Shaanxi Normal University, Xi’an 710055, Shaanxi, P. R. China,
2Agency for Science, Technology, and Research (A*STAR), 138673, Singapore
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Corresponding author:
Xiao-kui Ma , Tel: +86-29-85310266,
Jian Liang , Tel: +86-29-85310266,
Received: 23 January 2019 • Revised: 15 April 2019 • Accepted: 17 April 2019