1. State Key Laboratory for Animal Disease Control and Prevention, College of Veterinary Medicine, Lanzhou University, Lanzhou Veterinary Research Institute, Chinese Academy of Agricultural Sciences, Lanzhou 730000, China
2. School of Food Science and Bioengineering, Xihua University, Chengdu, 610039, China
3. Department of Food Science, University of Massachusetts, Amherst, Massachusetts, 01003, USA