6 Henan Engineering Laboratory for Mammary Bioreactor, School of Life Science, Henan University, Kaifeng, Henan 475004, China.
7 Beijing Advanced Innovation Center for Food Nutrition and Human Health, China Agricultural University, Beijing 100193, China. swu@cau.edu.cn.
8 State Key Laboratory of Agrobiotechnology, College of Biological Sciences, China Agricultural University, Beijing 100193, China. swu@cau.edu.cn.
9 Beijing Advanced Innovation Center for Food Nutrition and Human Health, China Agricultural University, Beijing 100193, China. xuguangdu@cau.edu.cn.
10 State Key Laboratory of Agrobiotechnology, College of Biological Sciences, China Agricultural University, Beijing 100193, China. xuguangdu@cau.edu.cn.