1 College of Animal Science, South China Agricultural University & Lingnan Guangdong Laboratory of Modern Agriculture & Guangdong Provincial Key Lab of Agro-Animal Genomics and Molecular Breeding, Guangdong, Guangzhou, 510642, China; South China Collaborative Innovation Center for Poultry Disease Control and Product Safety, Guangdong, Guangzhou, 510642, China; Key Laboratory of Animal Health Aquaculture and Environmental Control, Guangdong, Guangzhou, 510642, China.
2 College of Animal Science, South China Agricultural University & Lingnan Guangdong Laboratory of Modern Agriculture & Guangdong Provincial Key Lab of Agro-Animal Genomics and Molecular Breeding, Guangdong, Guangzhou, 510642, China; South China Collaborative Innovation Center for Poultry Disease Control and Product Safety, Guangdong, Guangzhou, 510642, China; Key Laboratory of Animal Health Aquaculture and Environmental Control, Guangdong, Guangzhou, 510642, China. Electronic address: qmx@scau.edu.cn.