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Table 8 Least square means for the fatty acid (FA) composition (% of total FA) of omental adipose tissue in goats fed graded levels of blend of 80 % canola oil and 20 % palm oil

From: Carcass traits, meat yield and fatty acid composition of adipose tissues and Supraspinatus muscle in goats fed blend of canola oil and palm oil

  Levels of BCPOd (%)   P value
Parameter 0 4 8 SEM Overall Linear quadratic
C14:0, myristic 5.55a 4.18b 4.04b 0.30 0.003 0.001 0.757
C16:0, palmitic 26.67 21.87 24.57 1.92 0.232 0.158 0.331
C16:1n-7, palmitoleic 2.94a 2.25b 2.01c 0.12 <.0001 <.0001 0.176
C18:0, stearic 31.24 35.41 32.42 1.86 0.092 0.142 0.096
C18:1n-9, oleic 24.99b 29.67a 31.07a 2.85 0.006 0.037 0.730
C18:1 trans-11 Vaccenic 4.77a 0.78b 0.61b 0.79 0.001 0.0004 0.882
CLA cis-9 trans-11 0.96b 1.29a 1.29a 0.07 0.004 0.001 0.940
CLA trans-10 cis-12 0.29 0.31 0.39 0.04 0.197 0.200 0.198
C18:2n-6, linoleic 3.14 3.40 3.96 0.42 0.387 0.306 0.357
C18:3n-3, linolenic 0.17 0.25 0.18 0.02 0.055 0.189 0.039
C20:4n-6, arachidonic 0.11 0.10 0.11 0.01 0.560 0.418 0.483
C20:5n-3, eicosapentaenoic 0.08c 0.16b 0.56c 0.08 0.001 0.008 0.002
C22:5n-3, docosapentaenoic 0.20 0.29 0.40 0.13 0.574 0.383 0.561
C22:6n-3, docosahexaenoic 0.15 0.08 0.09 0.05 0.463 0.223 0.894
Total FA (mg/g of fat) 651.60 610.23 697.51 117.30 0.871 0.987 0.604
FA ratios and sums
∑SFA 63.46 61.46 61.02 2.68 0.792 0.669 0.601
∑MUFA 31.45 32.69 33.69 2.83 0.959 0.887 0.806
∑PUFA 5.09a 5.86b 6.96c 0.51 0.018 0.048 0.145
∑n-3 0.60 0.78 1.22 0.19 0.096 0.112 0.128
∑n-6 3.24 3.49 4.07 0.42 0.397 0.324 0.350
n-6:n-3 9.85a 6.26b 3.90c 1.74 0.047 0.036 0.350
UFA:SFA 0.58 0.62 0.66 0.05 0.665 0.448 0.632
PUFA:SFA 0.08 0.10 0.11 0.01 0.102 0.127 0.124
Elongase and desaturase indices
ID16 9.90 9.30 7.56 1.34 0.116 0.671 0.094
ID18 44.44 45.59 48.95 2.16 0.324 0.567 0.713
Elongation index (EI) 65.50 72.96 70.49 3.01 0.772 0.712 0.546
  1. a,b,cmeans having different superscript along the a row are significantly different (P < 0.05). ∑SFA = (C14:0 + C16:0 + C18:0), ∑MUFA = (C16:1+ C18:1+ C18:1 trans-11), ∑UFA = (C16:1+ C18:1+ C18:1 trans-11+ CLA cis-9 trans-11+ CLA cis-12 trans-10 + ∑n-3 + ∑n-6), ∑PUFA = (C18:1 trans-11+ CLA cis-9 trans-11+ CLA cis-12 trans-10 + ∑n-3 + ∑n-6), ∑n-3 = (C18:3n-3 + C20:5n-3 + C22:5n-3 + C22:6n-3), ∑n-6 = (C18:2n-6 + C20:4n-6) n-6:n-3 = (C18:2n-6 + C20:4n-6) ÷ (C18:3n-3 + C20:5n-3 + C22:5n-3 + C22:6n-3), UFA:SFA = (∑UFA)/∑SFA), PUFA:SFA = (∑PUFA/∑SFA). ID16, (Δ 9 desaturase enzyme activity on C16:0) = 100(C16:1)/(C16:0 + C16:1), ID18, (Δ 9 desaturase enzyme activity on C18:0) = 100(C18:1)/C18:0 + C18:1). EI = 100[(C18:0 + C18:1 n-9)/(C18:0 + C18:1n-9 + C16:0 + C16:1)] SEM = standard error of means. Values are least square means for 8 goats per diet. dblend of 80 % canola oil and 20 % palm oil