1. Key Laboratory of Bio-Resource and Eco-Environment of Ministry of Education, College of Life Sciences, Sichuan University, Chengdu 610065, China
2. Institute of Qinghai-Tibetan Plateau, Southwest Minzu University, Chengdu 610225, China
3. School of Pharmacy, Chengdu University of Traditional Chinese Medicine, Chengdu 610056, China
4. Sichuan Key Laboratory of Endangered Wildlife Conservation Biology, Research Base of Giant Panda Breeding, Chengdu 610081, China