Farm Animal Metabolism and Nutrition
Smith, C.K., II (1989) Affinity of phenethanolamines for skeletal muscle -adrenoceptors and influence on receptor downregulatio ...
Yen, J.T., Mersmann, H.J., Nienaber, J.A., Hill, D.A. and Pond, W.G. (1990) Responses to cimaterol in genetically obese and lean ...
Chapter 5 Lipid Metabolism J.K. Drackley Department of Animal Sciences, University of Illinois, Urbana, Illinois, USA Introducti ...
secreted by the salivary glands (salivary lipase) as well as by the fundic region of the stomach (Gargouri et al., 1989). Saliva ...
Most absorption of fatty acids and monoacylglycerols takes place in the jejunum in mammals. In fowl, some fatty acid absorption ...
Digestion and absorption of lipids in ruminants Ruminant and non-ruminant animals differ with respect to strategies for lipid di ...
octadecenoic acid (vaccenic acid), which subsequently is hydrogenated to stearic acid. However, small amounts of trans isomers a ...
the episodic nature of digesta entry in meal- feeding non-ruminants. Recent evidence also indicates that some triacylglycerol- r ...
which are end-products of the intravascular metabolism of VLDLs. The LDLs, which are rich in cholesterol esters and phospho- lip ...
or chylomicrons as these particles are metabolized by LPL in peripheral tissues. These metabolic functions of HDLs result in the ...
limited flux of glucose carbon past the triose phosphate stage in glycolysis (Forsberg et al., 1985), because of the high demand ...
Other acyl-CoA molecules such as propionyl-CoA can be used as primers by the fatty acid synthase complex. In this case, odd-carb ...
but these enzymes have not been well characterized in farm animals. Esterification of fatty acids in adipose tissue increases wi ...
acids in the mammary gland. Unprotected fats lead to only slight increases in poly- unsaturated fatty acids in milk fat, but may ...
agonists for this reaction are the catecholamines, such as epinephrine and norepinephrine. In poultry, glucagon is the major lip ...
mitochondrial matrix. Consequently, oxidation of these fatty acids is not con- trolled by CPT-I. The activity of CPT-I is inhibi ...
the TCA cycle. The succinyl-CoA is used to add a succinyl group to a regulatory sub- unit of HMG-CoA synthase, which inactivates ...
prepartum, less triacylglycerol accumulates in the liver at the time of calving (Grum et al., 1996). This may be an adaptation t ...
in the liver also having the lowest rates of triacylglycerol export (Pullen et al., 1990). On the other hand, poultry and fish a ...
The enzymes for elongation and desaturation are found in the microsomal fraction of cells. The distribution of enzyme activity v ...
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