scholarly journals Body Fat of Broiler Chickens Fed Diets with Two Fat Sources and Conjugated Linoleic Acid

2006 ◽  
Vol 5 (3) ◽  
pp. 241-246 ◽  
Author(s):  
S.F. Zanini . ◽  
G.L. Colnago . ◽  
B.M.S. Pessotti . ◽  
M.R. Bastos . ◽  
F.P. Casagrande . ◽  
...  
2010 ◽  
Vol 140 (11) ◽  
pp. 1949-1955 ◽  
Author(s):  
Liam A. Sinclair ◽  
Weerasinghe M. P. B. Weerasinghe ◽  
Robert G. Wilkinson ◽  
Michael J. de Veth ◽  
Dale E. Bauman

2008 ◽  
Vol 60 (6) ◽  
pp. 1388-1398 ◽  
Author(s):  
S.F. Zanini ◽  
E. Vicente ◽  
G.L. Colnago ◽  
B.M.S. Pessotti ◽  
M.A. Silva

The effect of dietary conjugated linoleic acid (CLA) in association with two vegetable oil sources on the fatty acids of meat and giblets of broiler chickens was evaluated. Two hundred 21-day-old broiler chickens were distributed in a completely randomized factorial design 2 x 5 (two oil sources, soybean or canola oil; and five levels of CLA, 0.0, 2.5, 5.0, 7.5, and 10.0g/kg). The addition of CLA to the diet resulted in an increase (P<0.05) in CLA deposition in the analyzed tissues. CLA supplementation also reduced (P<0.05) the rate of polyunsaturated to saturated fatty acids in thigh, breast, heart, and gizzard. There was interaction of CLA x oil source (P<0.05). The intake of soybean oil, associated with increasing CLA, resulted in an increase in lipid deposition in edible portions as observed by an increase in the overall content of fatty acids, including CLA, while the use of canola oil, associated with increasing CLA in the diet, resulted in a decrease in lipid content in edible portions, specifically regarding that of saturated fat (P<0.05) in breast meat and liver and in the content of monounsaturated fatty acids (P<0.05) in thigh, breast, liver, and gizzard.


2005 ◽  
Vol 69 (12) ◽  
pp. 2409-2415 ◽  
Author(s):  
Asuka AKAHOSHI ◽  
Kazunori KOBA ◽  
Rie ENMOTO ◽  
Kazuko NISHIMURA ◽  
Yukiko HONDA ◽  
...  

1999 ◽  
Vol 276 (4) ◽  
pp. R1172-R1179 ◽  
Author(s):  
James P. DeLany ◽  
Fawn Blohm ◽  
Alycia A. Truett ◽  
Joseph A. Scimeca ◽  
David B. West

Recent reports have demonstrated that conjugated linoleic acid (CLA) has effects on body fat accumulation. In our previous work, CLA reduced body fat accumulation in mice fed either a high-fat or low-fat diet. Although CLA feeding reduced energy intake, the results suggested that some of the metabolic effects were not a consequence of the reduced food intake. We therefore undertook a study to determine a dose of CLA that would have effects on body composition without affecting energy intake. Five doses of CLA (0.0, 0.25, 0.50, 0.75, and 1.0% by weight) were studied in AKR/J male mice ( n = 12/group; age, 39 days) maintained on a high-fat diet (%fat 45 kcal). Energy intake was not suppressed by any CLA dose. Body fat was significantly lower in the 0.50, 0.75, and 1.0% CLA groups compared with controls. The retroperitoneal depot was most sensitive to the effects of CLA, whereas the epididymal depot was relatively resistant. Higher doses of CLA also significantly increased carcass protein content. A time-course study of the effects of 1% CLA on body composition showed reductions in fat pad weights within 2 wk and continued throughout 12 wk of CLA feeding. In conclusion, CLA feeding produces a rapid, marked decrease in fat accumulation, and an increase in protein accumulation, at relatively low doses without any major effects on food intake.


2007 ◽  
Vol 18 (10) ◽  
pp. 676-684 ◽  
Author(s):  
Aparna Purushotham ◽  
Gayle E. Shrode ◽  
Angela A. Wendel ◽  
Li-Fen Liu ◽  
Martha A. Belury

2006 ◽  
Vol 62 (2) ◽  
pp. 81-87 ◽  
Author(s):  
V. Navarro ◽  
J. Miranda ◽  
I. Churruca ◽  
A. Fernández-Quintela ◽  
V. M. Rodríguez ◽  
...  

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