Responses to nutrients in farm animals: implications for production and quality Export

@article{citeulike:2478064, abstract = {It is well known that any quantitative (energy and protein levels) and qualitative (nature of the diet, nutrient dynamic) changes in the feeding of animals affect metabolism. Energy expenditure and feed efficiency at the whole-body level, nutrient partitioning between and within tissues and organs and, ultimately, tissue and organ characteristics are the major regulated traits with consequences on the quality of the meat and milk produced. Recent progress in biology has brought to light important biological mechanisms which explain these observations: for instance, regulation by the nutrients of gene expression or of key metabolic enzyme activity, interaction and sometimes cross-regulation or competition between nutrients to provide free energy (ATP) to living cells, indirect action of nutrients through a complex hormonal action, and, particularly in herbivores, interactions between trans-fatty acids produced in the rumen and tissue metabolism. One of the main targets of this nutritional regulation is a modification of tissue insulin sensitivity and hence of insulin action. In addition, the nutritional control of mitochondrial activity (and hence of nutrient catabolism) is another major mechanism by which nutrients may affect body composition and tissue characteristics. These regulations are of great importance in the most metabolically active tissues (the digestive tract and the liver) and may have undesirable (i.e. diabetes and obesity in humans) or desirable consequences (such as the production of fatty liver by ducks and geese, and the production of fatty and hence tasty meat or milk with an adapted fatty acid profile).}, author = {Hocquette, J. F. and Tesseraud, S. and Cassar-Malek, I. and Chilliard, Y. and Ortigues-Marty, I.}, citeulike-article-id = {2478064}, citeulike-linkout-0 = {http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=1358332}, citeulike-linkout-1 = {http://dx.doi.org/10.1017/S1751731107000602}, day = {2}, doi = {10.1017/S1751731107000602}, journal = {animal}, keywords = {animal, nutrient, production, quality}, number = {09}, pages = {1297--1313}, posted-at = {2008-03-06 09:49:19}, priority = {4}, title = {Responses to nutrients in farm animals: implications for production and quality}, url = {http://dx.doi.org/10.1017/S1751731107000602}, volume = {1}, year = {2007} }

TY - JOUR ID - citeulike:2478064 L3 - citeulike-article-id:2478064 N2 - It is well known that any quantitative (energy and protein levels) and qualitative (nature of the diet, nutrient dynamic) changes in the feeding of animals affect metabolism. Energy expenditure and feed efficiency at the whole-body level, nutrient partitioning between and within tissues and organs and, ultimately, tissue and organ characteristics are the major regulated traits with consequences on the quality of the meat and milk produced. Recent progress in biology has brought to light important biological mechanisms which explain these observations: for instance, regulation by the nutrients of gene expression or of key metabolic enzyme activity, interaction and sometimes cross-regulation or competition between nutrients to provide free energy (ATP) to living cells, indirect action of nutrients through a complex hormonal action, and, particularly in herbivores, interactions between trans-fatty acids produced in the rumen and tissue metabolism. One of the main targets of this nutritional regulation is a modification of tissue insulin sensitivity and hence of insulin action. In addition, the nutritional control of mitochondrial activity (and hence of nutrient catabolism) is another major mechanism by which nutrients may affect body composition and tissue characteristics. These regulations are of great importance in the most metabolically active tissues (the digestive tract and the liver) and may have undesirable (i.e. diabetes and obesity in humans) or desirable consequences (such as the production of fatty liver by ducks and geese, and the production of fatty and hence tasty meat or milk with an adapted fatty acid profile). IS - 09 JF - animal EP - 1313 TI - Responses to nutrients in farm animals: implications for production and quality VL - 1 SP - 1297 KW - animal KW - nutrient KW - production KW - quality AU - Hocquette, JF AU - Tesseraud, S AU - Cassar-Malek, I AU - Chilliard, Y AU - Ortigues-Marty, I PY - 2007//02/ UR - http://dx.doi.org/10.1017/S1751731107000602 ER -