Institution: | a Laboratory Animal Center, Jilin University, Changchun 130062, Jilin, Chinab College of Animal Science and Veterinary Medicine, Jilin University, Changchun 130062, Jilin, Chinac Branch of Animal Husbandry, Jilin Academy of Agricultural Science, Gongzhuling 136100, Jilin, Chinad School of Life Science, Sun Yat-sen University, Guangzhou 510006, Guangdong, China |