1. Allen, A., 1981. Structure and function of gastrointestinal mucus. In: Johnson, L.R. (Ed.), Physiology of the Gastrointestinal Tract. Raven Press, New York, pp. 617–639.
2. The structure and physiology of gastrointestinal mucus;Allen;Adv. Exp. Med. Biol.,1982
3. Effects of dietary sucrose thermal oligosaccharide caramel on hematological parameters, fibronectin, selected serum biochemical constituents and hormones, and cecal bacterial counts of white Pekin ducks;Al-Rawashdeh;Acta Vet. Beograd.,2000
4. Physiological and anti-inflammatory roles of dietary fiber and butyrate in intestinal functions;Andoh;J. Parenter. Enteral Nutr.,1999
5. Commercial enzyme supplementation of wheat-based diets raises ileal glycanase activities and improves apparent metabolisable energy, starch and pentosan digestibilities in broiler chickens;Annison;Anim. Feed Sci. Technol.,1990