scholarly journals The effect of feeding soyabeans with different particle size on the content of conjugated linoleic acid and other fatty acids of longissimus dorsi muscle, backfat and liver of beef cattle

2009 ◽  
Vol 18 (3) ◽  
pp. 388-398 ◽  
Author(s):  
W. Sun ◽  
G. Zhao ◽  
E. Song ◽  
F. Wan ◽  
X. Liu ◽  
...  
2008 ◽  
pp. 27-32
Author(s):  
Anikó Borosné Győri ◽  
Istvánné Hermán ◽  
János Csapó ◽  
János Gundel

The composition of fatty acids in food products is a significant factor in human health. Feeding can significantly influence the composition of fatty acids in the animal fat. We analysed the effect of feeding high CLA-content (conjugated linoleic acid) feed on the composition of fatty acids in pork. The animals were grouped according to the following: Group 1) feeding experimental, ghee-mixed feed for 76 days, Group 2) feeding the same feed, but only for 33 days, Group 3) feeding sunflower-oil-mixed feed for 76 days. Ghee contains CLA in high amount. The aim of our experiment is to analyse how the high CLA content influences the fatty acid content of pork. In the end of the fattening experiment the animals were slaughtered, then samples were taken from the loin, ham, abdomen and backfat from 10 animals from each group and analysed the fatty acid content. We found significant differences between the average fatty acid content of the samples. As an effect of feeding ghee-enriched feed, the CLA content significantly increased, compared to the control group. However, the linoleic acid and the arachidonic acid content were lower, and the proportion of fatty acids was also lower when feeding control feed.


2009 ◽  
Vol 114 (3) ◽  
pp. 939-946 ◽  
Author(s):  
Cristina P.M. Alfaia ◽  
Susana P. Alves ◽  
Susana I.V. Martins ◽  
Ana S.H. Costa ◽  
Carlos M.G.A. Fontes ◽  
...  

2000 ◽  
Vol 80 (1) ◽  
pp. 195-197 ◽  
Author(s):  
Z. Mir ◽  
L. J. Paterson ◽  
P. S. Mir

Fatty acid composition and conjugated linoleic acid (CLA) content in pars costalis diaphragmatis (PCD) muscle from European and British crossbred (EBC; no Wagyu genetics) and Wagyu crossbred (WC; 75% Wagyu genetics) beef cattle were determined. Conjugated linoleic acid contents of PCD muscle from EBC (1.7 mg CLA g−1 lipid) and WC (1.8 mg CLA g−1 lipid) cattle were similar (P > 0.05), while WC cattle had higher (P < 0.05) CLA content 100 g−1 of beef on a DM basis because the lipid content of meat from WC cattle was greater (P < 0.05) than that from EBC cattle Key words: Conjugated linoleic acid, Wagyu, fatty acids, barley, beef cattle


2000 ◽  
Vol 83 (11) ◽  
pp. 2620-2628 ◽  
Author(s):  
D.C. Donovan ◽  
D.J. Schingoethe ◽  
R.J. Baer ◽  
J. Ryali ◽  
A.R. Hippen ◽  
...  

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.


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