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Is the synthesis of rumen bacterial protein limited by the availability of pre-formed amino acids and/or peptides?

Published online by Cambridge University Press:  09 March 2007

Daniel Demeyer
Affiliation:
Department of Animal ProductionGhent [email protected]
Veerle Fievez
Affiliation:
Department of Animal ProductionGhent [email protected]
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Abstract

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Type
Invited commentary
Copyright
Copyright © The Nutrition Society 2004

References

Allison, MJ (1969) Biosynthesis of amino acids by rumen microorganisms. J Anim Sci 29, 797807.CrossRefGoogle Scholar
Atasoglu, C, Guliye, AY & Wallace, RJ (2004) Use of stable isotopes to measure de novo synthesis and turnover of amino acid-C and -N in mixed micro-organisms from the sheep rumen in vitro. Br J Nutr 91, 253261.CrossRefGoogle Scholar
Blake, JS, Salter, DN & Smith, RH (1983) Incorporation of nitrogen into rumen bacterial fractions of steers given protein- and urea-containing diets. Ammonia assimilation into intracellular bacterial amino acids. Br J Nutr 50, 769782.CrossRefGoogle ScholarPubMed
Bryant, MP & Robinson, IM (1962) Some nutritional characteristics of predominant culturable ruminal bacteria. J Bacteriol 84, 605614.CrossRefGoogle ScholarPubMed
Dijkstra, J, Mills, JAN & France, J (2002) The role of dynamic modelling in understanding the microbial contribution to rumen function. Nutr Res Rev 15, 6790.CrossRefGoogle ScholarPubMed
Erfle, JD, Boila, RJ, Teather, RM, Mahadevan, S & Sauer, FD (1982) Effect of pH on fermentation characteristics and protein degradation by rumen microorganisms in vitro. J Dairy Sci 65, 14571464.CrossRefGoogle Scholar
Ivan, M, Charmley, LL, Neill, L & Hidiroglu, M (1991) Metabolic changes in the rumen following protozoal inoculation of fauna-free sheep fed a corn silage diet supplemented with casein or soybean meal. Ann Rech Vet 22, 227238.Google ScholarPubMed
Kajikawa, H, Mitsumori, M & Ohmomo, S (2002) Stimulatory and inhibitory effects of protein amino acids on growth rate and efficiency of mixed rumen bacteria. J Dairy Sci 85, 20152022.CrossRefGoogle Scholar
Leng, RA & Nolan, JV (1984) Nitrogen metabolism in the rumen. J Dairy Sci 70, 10721089.CrossRefGoogle Scholar
Lyle, RR, Johnson, RR, Wilhite, JV & Backus, WR (1981) Ruminal characteristics in steers as affected by adaptation from forage to all-concentrate diets. J Anim Sci 53, 13831390.CrossRefGoogle Scholar
Maeng, WJ, Van Nevel, CJ, Baldwin, RL & Morris, JG (1976) Rumen microbial growth rates and yields: effects of amino acids and proteins. J Dairy Sci 59, 6879.CrossRefGoogle Scholar
Mathison, GW & Milligan, LP (1971) Nitrogen metabolism in sheep. Br J Nutr 25, 351366.CrossRefGoogle ScholarPubMed
Morrison, M (2000) The microbial ecology and physiology of ruminal nitrogen metabolism. In Ruminant Physiology – Digestion, Metabolism, Growth and Reproduction, pp. 99114 [Cronjé, PB, editor]. Wallingford, Oxon.: CABI Publishing.CrossRefGoogle Scholar
Newbold, CJ & Hillman, K (1990) The effect of ciliate protozoa on the turnover of bacterial and fungal protein in the rumen of sheep. Lett Appl Microbiol 11, 100102.CrossRefGoogle Scholar
Russell, JB (1998) Strategies that ruminal bacteria use to handle excess carbohydrate. J Anim Sci 76, 19551963.CrossRefGoogle ScholarPubMed
Russell, JB, O'Connor, JD, Fox, DG, Van Soest, PJ & Sniffen, CJ (1992) A net carbohydrate and protein system for evaluating cattle diets: 1. Ruminal fermentation. J Anim Sci 70, 35513561.CrossRefGoogle ScholarPubMed
Russell, JB & Strobel, HJ (1993) Microbial energetics. In Quantitative Aspects of the Ruminant Digestion and Metabolism, pp. 165186 [Forbes, JM and France, JD, editors]. Wallingford, Oxon.: CAB International.Google Scholar
Salter, DN, Daneshvar, K & Smith, RH (1979) The origin of nitrogen incorporated into compounds in the rumen bacteria of steers given protein- and urea-containing diets. Br J Nutr 41, 197209.CrossRefGoogle ScholarPubMed
Teather, RM, Mahadevan, S, Erfle, JD & Sauer, FD (1984) Negative correlation between protozoal and bacterial levels in rumen samples and its relation to the determination of dietary effects on the rumen microbial population. Appl Environ Microbiol 47, 566570.CrossRefGoogle Scholar
Virtanen, AI (1966) Milk production of cows on protein-free feed. Science 153, 16031614.CrossRefGoogle ScholarPubMed
Vlaeminck, B, Hindle, V, Van Vuuren, AM, Demeyer, D & Fievez, V (2003) Prediction of rumen microbial protein supply in dairy cows based on milk odd and branched chain fatty acids. Commun Agric Appl Biol Sci 68, 321324.Google Scholar
Wallace, RJ & McPherson, CA (1987) Factors affecting the rate of breakdown of bacterial protein in rumen fluid. Br J Nutr 58, 313323.CrossRefGoogle ScholarPubMed
Wallace, RJ, Onodera, R & Cotta, MA (1997) Metabolism of nitrogen-containing compounds. In The Rumen Microbial Ecosystem, pp. 523632 [Hobson, PN and Stewart, CS, editors]. London: Blackie Academic, Professional.Google Scholar
Wallace, RJ, Newbold, CJ, Bequette, BJ, MacRae, JC & Lobley, GE (2001) Increasing the flow of protein from ruminal fermentation: Review. Asian-Australas J Anim Sci 14, 885893.CrossRefGoogle Scholar
Williams, AG & Coleman, GS (1988) The rumen protozoa. In The Rumen Microbial Ecosystem, [Hobson, PN, editor]. London: Elsevier Applied Science.Google Scholar
Williams, AG & Coleman, GS (1992) The Rumen Protozoa. New York: Springer Verlag.CrossRefGoogle Scholar