Invited Review: The Nitrogen Source of Elemental Diets—an Unresolved Issue?

Newey H. , Smyth DH Cellular mechanisms in intestinal transfer of amino acids. J Physiol (Lond) 1952;164:527-51.

Crane RK Absorption of sugars. In: Code CF , ed. Handbook of physiology. Vol. 3. Washington: American Physiological Society, 1968:1323-51.

Grimble GK , Silk DBA. Peptides in human nutrition. Nutr Res Rev 1989;2:87-108.

Grimble GK Leading article: fibre, fermentation, flora and flatus. Gut 1989;30:6-13.

Asatoor AM , Cheng B. , Edwards KDG , et al. Intestinal absorption of two dipeptides in Hartnup disease. Gut 1970;11:380-7.

Silk DBA , Perrett D. , Clark ML Jejeunal and ileal absorption of dibasic amino acids and an arginine containing dipeptide in cystinuria. Gastroenterology 1975;68:1426-32.

Silk DBA , Perrett D. , Clark ML Intestinal transport of two dipeptides containing the same two neutral amino acids in man. Clin Sci Mol Med 1973;45:291-9.

Silk DBA , Perrett D. , Webb JPW , Clark ML Absorption of two tripeptides by the human small intestine: a study using a perfusion technique. Clin Sci Mol Med 1974 ;46:393-402.

Silk DBA , Fairclough PD , Park NJ , et al. A study of the relations between the absorption of amino acids, dipeptides, water and electrolytes in the normal human jejunum. Clin Sci Mol Med 1975;49:401-8.

Silk DBA , Clark ML , Marrs TC , et al. Jejunal absorption of an amino acid mixture simulating casein and an enzymic hydrolysate of casein prepared for oral administration to normal adults. Br J Nutr 1975;33:95-100.

Adibi SA , Morse EL The number of glycine residues which limits intact absorption of glycine oligopeptides in human jejunum. J Clin Invest 1977;60:1008-16.

Keohane PP , Grimble GK , Brown B. , Spiller RC , Silk DBA. Influence of protein composition and hydrolysis method on intestinal absorption of protein in man. Gut 1985;26:907-13.

Grimble GK , Keohane PP , Higgins BE , Kaminski MV , Silk DBA. Effect of peptide chain-length on amino acid and nitrogen absorption from two lactalbumin hydrolysates in the normal human jejunum. Clin Sci 1986;71:65-9.

Rees RG , Grimble GK , Halliday D. , Ford C. , Silk DBA. Influence of orally administered amino acids and peptides on protein turnover kinetics in the short bowel syndrome. Gut 1988;28:A1397.

Rothenbuhler E. , Waibel R. , Solms J. An improved method for the separation of peptides and alpha-amino acids on copper Sephadex. Anal Biochem 1979;97:367-75.

Grimble GK , Rees RG , Keohane PP , Cartwright T. , Desreumaux M. , Silk DBA. The effect of peptide chain-length on absorption of egg-protein hydrolysates in the normal human jejunum. Gastroenterology 1987;92:136-42.

Rees RG , Raimundo AH , Grimble GK , Hunjan MK , Solk DBA. Peptide based nitrogen source of enteral diets: studies with casein hydrolysates in man. JPEN 1988;12(suppl):21S.

Smithson KW , Gray GM Intestinal assimilation of a tetrapeptide in the rat. Obligate function of brush-border membrane aminopeptidases. J Clin Invest 1977;60:665-74.

Burston D. , Taylor E. , Matthews DM Intestinal handling of two tetrapeptides by rodent small intestine . Biochim Biophys Acta 1979;553:175-8.

Rees RG , Payne-James JJ , Grimble GK , Silk DBA. Requirement of peptides versus whole protein in patients with impaired gastrointestinal function: a double-blind controlled trial. JPEN 1988;12(suppl):12S.

McIntyre PB , Fitchew M. , Lennard-Jones JE Patients with a high ileostomy do not need a special diet. Gastroenterology 1986;91:25-33.

Steinhardt HJ , Wolf A. , Jakober B. , et al. Nitrogen absorption in pancreatectomised patients: protein versus protein hydrolysate as substrate . J Lab Clin Med 1989;113:162-7.

Rees RGP , Cooper TM , Bettham R. , Frost PG , Silk DBA. Influence of energy and nitrogen contents of enteral diets on nitrogen balance: a double blind prospective controlled clinical trial. Gut 1989;30:123-9.

Rees RGP , Payne-James JJ , Grimble GK , Silk DBA. Energy and nitrogen requirements in patients receiving nutritional support . Intensive Ther Clin Monitoring 1988;9:204-8.

Stegall K. , Vincent C. , Pearson H. , Steed L. , Marcuard S. Clearing obstructed feeding tubes. JPEN 1989 ;13(suppl):14S.

Burns PE , McCall L. , Wirsching R. Physical compatibility of enteral formulas with various common medications . JPEN 1987;11(suppl):165.

Buffington A. , Blaisdell JL Effect of citrate solutions on enteral formula clot formation. JPEN 1989;13(suppl):14S.

Viall C. , Porcelli K. , Teran JC , Varma RN , Steffee WP A double-blind clinical trial comparing the gastrointestinal side-effects of two enteral feeding formulas. JPEN 1990 ;14:265-9.

Ericksen S. Enzyme use in the food industry with potential applications to vegetable protein utilisation in human foods. In: Applewhite TH, ed. Proceedings of the World Congress on Vegetable Protein Utilisation in Human Foods and Animal Feedstuffs. Champaign, IL: AOCS, 1989:503-6.

Otte KE , Ahlburg P. , D'Amore F. , Stellfeld M. Nutritional repletion in malnourished patients with emphysema. JPEN 1989;13:152-6.