College of Animal Science and Technology Hunan Agricultural University Changsha Hunan 410128 ChinaHunan Co-Innovation Center of Animal Production Safety Changsha Hunan 410128 China;
Department of Animal Sciences Purdue University West Lafayette IN 47907-2054 United States;
College of Animal Science and Technology Hunan Agricultural University Changsha Hunan 410128 ChinaHunan Co-Innovation Center of Animal Production Safety Changsha Hunan 410128 China;
Gut microbiome; Nonspecific immunity; Specific immunity; Inflammation;