hed concentrate were fed for 4 weeks for 13 cows and normal diet for
the control group (13 cows). Our results show that nutrition can
significantly alter fatty acid composition of meat and milk even at
ruminants. The omega 6 and omega 3 fatty acid ratio were in meat (biopsy
sample) 5.7 and 3.9, in milk 14.5 and 4.9, in lymphocyte cell membrane 3.5
and 2.3 in control group and omega 3 group respectively. Omega 3 fatty
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acid ratio of total fatty acids in percent increased 2.21 times more in meat,
2.53 in milk and 1.25 in lymphocyte cell membrane compared to control
group. As functional food production meat and milk have importance, the
lymphocyte results give us information on membrane lipid composition, and
predict its physiological consequences.