An acute ileal amino acid digestibility assay is a valid procedure for use in human ileostomates

Journal of Nutrition

Volumn 135, Issue 3, 2005, Pages 404-409

  Moughan, Paul J ^a   Butts, Christine A ^b   Van Wijk, Henk ^c   Rowan, Angela M ^d   Reynolds, Gordon W ^c  

^a MASSEY UNIVERSITY   (New Zealand)

^b THE NEW ZEALAND INSTITUTE FOR PLANT AND FOOD RESEARCH LIMITED   (New Zealand)

^c MASSEY UNIVERSITY   (New Zealand)

^d FONTERRA RESEARCH CENTRE   (New Zealand)

Author keywords

Amino acids; Digestibility; Human; Methodology; Protein

Indexed keywords

AMINO ACID; CASEIN; CYSTEINE; NITROGEN; SOYBEAN PROTEIN;

ADULT; AMINO ACID COMPOSITION; ARTICLE; ASH; CONTROLLED STUDY; DIGESTION; FEEDING; FEMALE; HUMAN; ILEOSTOMY; INTERMETHOD COMPARISON; MALE; MEAL; METHODOLOGY; NONHUMAN; PROTEIN INTAKE; PROTEIN RESTRICTION; SMALL INTESTINE; SWINE; WHEY;

EID: 14944374476     PISSN: 00223166     EISSN: None     Source Type: Journal    
DOI: 10.1093/jn/135.3.404     Document Type: Article

References (25)

1. 15N]-soy protein isolate assessed from ileal digestibility and postprandial protein utilization in humans. J. Nutr. 129: 1992-1997.
2. Rowan, A., Moughan, M., Wilson, P. J., Maher, M. N., Tasman, K. & Jones, C. (1994) Comparison of the ileal and faecal digestibility of dietary amino acids in adult humans and evaluation of the pig as a model animal for digestion studies in man. Br. J. Nutr. 71: 29-42.
3. Rowan, A. M., Moughan, P. J. & Wilson, M. N. (1993) Endogenous amino acid flow at the terminal ileum of adult humans determined following the ingestion of a single protein-free meal. J. Sci. Food Agric. 61: 439-442.
4. Birkett, A. M., Mathers, J. C., Jones, G. P., Walker, K. Z., Roth, M. J. & Muir, J. G. (2000) Changes to the quantity and processing of starchy foods in a Western diet can increase polysaccharides escaping digestion and improve in vitro fermentation variables. Br. J. Nutr. 84: 63-72.
5. 15N-labeled casein. J. Nutr. 124: 548-555.
6. Moughan, P. J., Cranwell, P. D., Darragh, A. J. & Rowan, A. M. (1994) The domestic pig as a model for studying digestion in humans. In: Digestive Physiology in the Pig. Proceedings of the VIth International Symposium on Digestive Physiology in Pigs, Bad Doberan, Germany (Souffrant, W. B. & Hagemeister, H., eds.), pp. 389-396. Forschungsinstitut fur die Biologie Landwirtschaftlicher Nutztiere (FBN), Germany.
7. Sandberg, A.-S., Andersson, H., Hallgren, B., Hasselblad, K., Isaksson, B. & Hulten, L. (1981) Experimental model for in vivo determination of dietary fibre and its effect on the absorption of nutrients in the small intestine. Br. J. Nutr. 45: 283-295.
8. Brooke, B. N. (1969) Ileostomy. In: Operative Surgery, Vol. 5 (Rob, C., Smith, R. & Morgan, C. N., eds.), pp. 515-521. Butterworth, London, UK.
9. Hiller, A., Plazin, J. & van Slyke, D. D. (1948) A study of conditions for Kjeldahl determination of nitrogen in proteins. Description of methods with mercury as a catalyst and titrimetric and gasometric measurements of the ammonia formed. J. Biol. Chem. 176: 1401-1420.
10. Costigan, P. & Ellis, K. J. (1987) Analysis of faecal chromium derived from controlled release marker devices. N.Z. J. Technol. 3: 89-92.
11. Sokal, R. R. & Rohlf, F. J. (1981) Biometry. The Principles and Practice of Statistics in Biological Research. A.H. Freeman and Company, San Francisco, CA.
12. SAS Institute Inc. (2001) SAS version 8.2, SAS Institute, Cary, NC.
13. Rowan, A. M., Moughan, P. J. & Wilson, M. N. (1991) Acid-insoluble ash as a marker compound for use in digestibility studies with humans. J. Sci. Food Agric. 54: 269-274.
14. Moore, S. (1963) The determination of cysteine as cysteic acid. J. Biol. Chem. 238: 235-237.
15. Moughan, P. J. (2003) Amino acid availability; aspects of chemical analysis and bioassay methodology. Nutr. Res. Rev. 16: 127-141.
16. Fuller, M. F. & Tomé, D. (2004) In vivo determination of amino acid bioavailability in humans and model animals. J. Assoc. Off. Anal. Chem. Int. (in press).
17. FAO/WHO (1990) Report of the Joint FAO/WHO Expert Consultation on Protein Quality Evaluation. FAO, Rome, Italy.
18. Fuller, M. F., Milne, A., Harris, C. I., Reid, T. M. S. & Keenan, R. (1994) Amino acid losses in ileostomy fluid on a protein-free diet. Am. J. Clin. Nutr. 59: 70-73.
19. Sandstrom, B., Andersson, H., Kivisto, B., & Sandberg, A.-S. (1986) Apparent small intestinal absorption of nitrogen and minerals from soy and meat protein based diets. J. Nutr. 116: 2209-2218.
20. Hodgkinson, S. M., Moughan, P. J. & Reynolds, G. W. (2000) Effect of the duration of feeding of a protein-free diet on endogenous ileal nitrogen and amino acid loss in the growing pig. J. Sci. Food Agric. 80: 1407-1412.
21. McMinn, R. M. H. & Hobdell, M. H. (1974) Functional Anatomy of the Digestive System, Pitman Medical, UK.
22. Magee, D. F. & Dalley, A. F. (1986) Digestion and the Structure and Function of the Gut. Karger, Basel, Switzerland.
23. Boisen, S. & Moughan, P. J. (1996) Different expressions of dietary protein and amino acid digestibility in pig feeds and their application in protein evaluation. A theoretical approach. Acta Agric. Scand. 46A: 165-172.
24. Gaudichon, C., Bos, C., Morens, C., Petzke, K. J., Mariotti, F., Everwand, J., Benamouzig, R., Daré, S., Tomé, D. & Metges, C. C. (2002) Ileal losses of nitrogen and amino acids in humans and their importance to the assessment of amino acid requirements. Gastroenterology 123: 50-59.
25. Rutherfurd, S. M. & Moughan, P. J. (1997) True digestible amino acid composition of several milk proteins: application of a new bioassay. J. Dairy Sci. 81: 909-917.