1. Natural Medicine Research Center, KRIBB, 30-Yeongudanji-ro, Ochangeup, Cheongwon-gu, Cheongju-si, Chungbuk 28116, Republic of Korea
2. Department of Medicinal Crop Research, National Institute of Horticultural and Herbal Science, RDA, Eumseong 27709, Republic of Korea
3. Graduate School of Biotechnology, Kyung Hee University, Yongin 17104, Republic of Korea