1. Tongji School of Pharmacy, Huazhong University of Science and Technology, Wuhan, Hubei 430030, China.
2. University of Queensland, Centre for Nutrition and Food Sciences, Queensland Alliance for Agriculture and Food Innovation, Brisbane, QLD 4072, Australia.
3. University of Queensland, Centre for Plant Science, Queensland Alliance for Agriculture and Food Innovation, Brisbane, QLD 4072, Australia.
4. Corresponding author. Phone: +61 7 3365 4809. Fax: +61 7 3365 1188.