1. MADARA J.L., TRIER J.S.—Functional morphology of the mucosa of the small intestine.In: Johnson LR, ed. Physiology of the gastrointestinal tract. 3rd ed. New York: Raven Press, 1994, 1577–1622.
2. MADARA J.L.—Functional morphology of the epithelium of the small intestine.In: Shultz S, ed. Handbook of physiology, volume IV: The gastrointestinal system. Bethesda: American Physiological Association, 1991, 84–120.
3. ABRAMS G.D., BAUER H., SPRINZ H.—Influence of the normal flora on mucosal morphology and cellular renewal in the ileum: a comparison of germfree and conventional mice.Lab. Invest., 1963,12, 355–364.
4. YOLTON D.P., STANLEY C., SAVAGE D.C.—Influence of the indigenous gastrointestinal microbial flora on duodenal alkaline phosphatase activity in mice.Infect. Immun., 1971,3, 768–773.
5. SARKER S.A., GYR K.—Non-immunological defence mechanisms of the gut.Gut, 1992,33, 987–993.