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Table 1 Fatty acid profile in rat hippocampus after 12 weeks of feeding trial (Mean ±1 SE)

From: Alterations in neuronal morphology and synaptophysin expression in the rat brain as a result of changes in dietary n-6: n-3 fatty acid ratios

  Groups
Fatty acid CTRL LMO MMO HMO
Myristic Acid (14:0) 1.85 ± 0.14a 2.07 ± 0.26a 3.18 ± 0.07b 2.25 ± 0.44ab
Myristoleic Acid (14:1) 0.83 ± 0.11b 1.43 ± 0.30b 0.00 ± 0.00a 0.00 ± 0.00a
Palmitic Acid (16:0) 23.42 ± 0.79 22.40 ± 0.65 21.38 ± 0.59 22.27 ± 0.93
Stearic Acid (18:0) 22.77 ± 0.21 22.82 ± 0.35 22.23 ± 0.40 22.78 ± 0.64
Oleic Acid (18:1) 19.56 ± 0.34 19.10 ± 0.35 19.59 ± 1.28 20.17 ± 1.31
Linoleic Acid (18:2 n-6) 0.73 ± 0.10 0.92 ± 0.08 0.66 ± 0.11 0.81 ± 0.23
Linolenic Acid (18:3 n-3) 1.47 ± 0.11 1.81 ± 0.21 1.42 ± 0.41 1.44 ± 0.13
Nervonic Acid (24:1) 4.81 ± 0.14ab 4.86 ± 0.59ab 5.37 ± 0.30b 3.42 ± 0.57a
Arachidonic Acid (20:4 n-6) 10.91 ± 0.52 9.46 ± 0.51 9.28 ± 0.51 7.65 ± 0.32
Eicosapentaenoic acid (20:5n-3) 1.02 ± 0.21b 1.32 ± 0.34b 1.55 ± 0.43ab 2.45 ± 0.15a
Docosapentaenoic acid (22:5n-3) 0.13 ± 0.03 0.32 ± 0.02 0.26 ± 0.01 0.41 ± 0.04
Docosahexaenoic acid (22:6 n-3) 12.50 ± 0.62a 13.49 ± 0.70ab 13.95 ± 1.46ab 15.75 ± 0.38b
Total SFA 48.04 ± 0.71 47.30 ± 0.50 46.79 ± 0.46 47.30 ± 1.14
Total MUFA 25.20 ± 0.46 25.39 ± 1.02 24.96 ± 1.37 23.59 ± 1.49
Total n-3 PUFA 15.12 ± 0.66a 16.94 ± 0.51ab 17.18 ± 1.05ab 20.05 ± 0.27b
Total n-6 PUFA 11.64 ± 0.42 10.19 ± 0.44 10.01 ± 0.58 8.38 ± 0.49
Total PUFA 26.76 ± 1.03 27.13 ± 1.65 27.19 ± 1.98 28.43 ± 1.76
(n-6):(n-3) 0.77 ± 0.02b 0.60 ± 0.01ab 0.58 ± 0.05ab 0.42 ± 0.03a
UFA:SFA 1.09 ± 0.03 1.12 ± 0.02 1.14 ± 0.02 1.15 ± 0.05
PUFA:SFA 0.56 ± 0.03 0.57 ± 0.02 0.58 ± 0.03 0.60 ± 0.01
  1. a, b notations differ significantly within rows at P < 0.05.
  2. CTRL: control group, LMO: low menhaden oil, MMO: medium menhaden oil and HMO: high menhaden oil. SFA: sum of C14:0, C16:0, C18:0. MUFA: sum of C14:1, C18:1, C24:1. Total n-3PUFA: sum of C18:3n-3, C20:5n-3, C22:5n-3, C22:6n-3. Total n-6PUFA: sum of C18:2n-6, C20:4n-6. (n-6): (n-3): Total n-6PUFA (C18:2n-6, C20:4n-6): Total n-3PUFA (C18:3n-3, C20:5n-3, C22:6n-3).