Gut health and immunity key in antibiotic-free production

It seems that not a moment passes in which we do not hear about antibiotic resistance and the need to reduce antibiotic use in animal production systems. Maintaining gut health and its functions are the main objective in successful poultry production, as a healthy gut usually means a healthy bird. Antibiotics have historically been, and are still extensively, used to minimise the impact of enteric disease, and a major challenge is to find alternatives to antibiotics to maintain gut health. Gene