Effect of Linseed Oil Dietary Supplementation on Fatty Acid Composition and Gene Expression in Adipose Tissue of Growing Goats
Table 4
Fatty acid composition (percentage of total identified fatty acids) of the subcutaneous adipose tissue in Boer goats fed diets with different levels of linseed oil1.
Treatment diets
value
Fatty acids
SEM
HLO
LLO
CON
Linear
Quadratic
C10:0, capric
0.13
0.13
0.12
0.01
0.744
0.890
C12:0, lauric
2.96
3.52
3.66
0.26
0.661
0.051
C14:0, myristic
5.80
4.59
5.15
0.19
0.506
0.793
C14:1, myristoleic
0.73
0.57
0.57
0.02
0.066
0.086
C15:0, pentadecanoic
0.73
0.81
0.90
0.07
0.368
0.738
C15:1, pentadecenoic
0.17
0.27
0.29
0.03
0.710
0.110
C16:0, palmitic
23.39
22.55
20.54
0.32
0.493
0.008
C16:1n-7 palmitoleic
3.43
3.79
4.40
0.20
0.078
0.418
C17:0, margaric
1.11
1.24
1.19
0.09
0.810
0.609
C17:1, margaroleic
0.95
0.89
0.83
0.06
0.200
0.213
C18:0, stearic
7.97
7.48
7.28
0.31
0.349
0.646
C18:1n-9, oleic
39.76
40.17
39.23
0.38
0.274
0.145
C18:1trans-11, vaccenic
2.67
2.79
3.25
0.10
0.014
0.171
C18:2n-6, linoleic
4.06
5.72
6.76
0.27
0.004
0.001
CLA cis-9, trans-11
0.62
0.77
1.05
0.06
0.007
0.002
CLA cis-12, trans-10
0.10
0.13
0.17
0.01
0.031
0.013
C18:3n-3, α-linolenic
1.59
0.86
0.48
0.10
0.001
0.005
C20:4n-6, arachidonic
2.34
2.88
3.55
0.12
0.002
0.001
C20:5n-3, eicosapentaenoic
0.27
0.11
0.08
0.03
0.523
0.882
C22:5n-3, docosapentaenoic
0.55
0.37
0.26
0.03
0.132
0.002
C22:6n-3, docosahexaenoic
0.68
0.37
0.20
0.05
0.004
0.001
SFA2
42.09
40.32
38.85
0.48
0.983
0.114
UFA3
57.91
59.68
61.15
0.48
0.913
0.214
MUFA4
47.69
48.47
48.58
0.48
0.234
0.249
n-3 PUFA5
3.10
1.72
1.03
0.19
0.004
0.001
n-6 PUFA6
6.40
8.60
10.31
0.32
0.002
0.001
Total CLA7
0.72
0.89
1.23
0.07
0.008
0.002
n-6 : n-3 FAR8
2.07
5.02
10.03
0.79
0.001
0.001
UFA : SFA
1.38
1.48
1.57
0.03
0.981
0.252
PUFA : SFA ratio
0.23
0.26
0.29
0.01
0.062
0.494
HLO: high LO; LLO: low LO; CON: without LO.
1The data are expressed as the percentage of total identified fatty acids.
2SFA = sum of C10:0 + C12:0 + C14:0 + C15:0 + C16:0 + C17:0 + C18:0.
3UFA = sum of C14:1 + C16:1 + C17:1 + C18:1n-9 + C18:2 + C18:3 + C20:4, C22:6, C20:5n-3 + C22:5-3 + C22:6n-3.
4MUFA = sum of C14:1 + C16:1 + C17:1 + C18:1n-9.
5n-3 PUFA = sum of C18:3n-3 + C20:5n-3 + C22:5n-3 + C22:6n-3.
6n-6 PUFA = sum of 18:2n-6 + 20:4n-6.
7Total CLA = sum of CLA cis-9 trans-11 + CLA cis-12 trans-10.
8n-6 : n-3 FAR = (C18:2n-6 + C20:4n-6) ÷ (C18:3n-3 + C20:5n-3 + C22:5n-3 + C22:6n-3).
