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. 2016 Jun 1;10(2):223–231. doi: 10.22074/ijfs.2016.4913

Table 4.

Fatty acid composition (LSM ± SEM) of semen samples from five male dogs in the control (C, n=5) and fish oil (FO, n=5) groups at the end (120 days) of the experiment


Fatty acid Day 120
C FO SEM P value

Tetradecanoic (14:0) 1.55 1.81 0.11 0.155
Palmitic (16:0) 32.80 31.27 0.67 0.15
Palmitoleic (16:1 n-7) 1.29 2.00 0.23 0.07
Stearic (18:0) 13.85 13.95 0.61 0.90
Oleic (18:1 n-9) 7.34 7.92 0.90 0.66
Vaccenic (18:1 n-7) 3.42 3.39 0.32 0.93
Linoleic (18:2 n-6) 3.95 5.23 0.64 0.21
Eicosenoic (20:1 n-9) 0.99 0.45 0.46 0.44
Eicosatrienoic (20:3 n-6) 2.08 2.12 0.20 0.89
Arachidonic (20:4 n-6) 5.02 7.37 0.51 0.01
Eicosapentaenoic (20:5 n-3) 0.36 0.51 0.03 0.02
Bosseopentaenoic (20:5 n-6) 3.01 2.53 0.15 0.06
Docosapentaenoic (22:5 n-6) 20.20 16.53 1.44 0.11
Docosahexaenoic (22:6 n-3) 3.90 4.78 0.32 0.09
Σ SFA 47.79 47.25 0.92 0.69
Σ MUFA 13.36 13.91 1.44 0.79
Σ PUFA 38.66 38.83 1.38 0.93
Σ n-6 34.20 33.53 1.28 0.71
Σ n-3 4.28 5.30 0.32 0.05
n-6/n-3 ratio 8.26 6.41 0.68 0.09

LSM; Least squares means, SFA; Saturated fatty acids, MUFA; Monounsaturated fatty acids, PUFA; Polyunsaturated fatty acid, C; Control, and FO; Fish oil.