Research Article
Dietary (n-6 : n-3) Fatty Acids Alter Plasma and Tissue Fatty Acid Composition in Pregnant Sprague Dawley Rats
Table 1
Fatty acid composition (g/100 g total fatty acids) of the treatment diets ().
| Fatty acid composition (g/100 g) of feed sample | Group | Diet (1 : 1) | Diet (6 : 1) | Diet (30 : 1) | Diet (control) |
| C14 : 0 myristic acid | 2.22 | 1.03 | 0.41 | 1.47 | C16 : 0 palmitic acid | 14.55 | 13.43 | 12.94 | 16.14 | C16 : 1 palmitoleic acid | 2.48 | 1.12 | 0.40 | 0.54 | C17 : 0 heptadecanoic acid | 0.72 | 1.03 | 0.53 | 1.02 | C18 : 0 stearic acid | 3.99 | 4.26 | 4.27 | 3.73 | C18 : 1 oleic acid | 25.51 | 27.08 | 26.65 | 26.42 | C18 : 2 n-6 linoleic acid (LA) | 34.88 | 43.08 | 47.70 | 40.75 | C18 : 3 n-3 linolenic acid (ALA) | 0.70 | 0.54 | 0.77 | 0.68 | C20 : 0 arachidic acid | 3.94 | 4.87 | 4.96 | 3.80 | C20 : 4 n-6 arachidonic acid | 3.83 | 1.52 | 0.32 | 1.95 | C20 : 5 n-3 ecosapentaenoic acid | 3.41 | 0.94 | 0.39 | Nd | C22 : 6 n-3 docosahexaenoic acid | 3.77 | 1.08 | 0.65 | Nd | Total saturated fatty acid | 25.42 | 24.60 | 23.78 | 26.15 | Total unsaturated fatty acid | 74.58 | 75.40 | 76.22 | 73.85 | Total MUFA fatty acid | 27.99 | 28.40 | 27.05 | 30.46 | Total PUFA n-3 | 7.87 | 2.40 | 1.15 | 0.68 | Total PUFA n-6 | 38.72 | 44.60 | 48.03 | 42.70 | n-6 : n-3 ratio | 4.92 | 18.20 | 44.80 | 64.29 | Unsat : Sat | 2.93 | 3.06 | 3.21 | 2.86 | Poly : Sat ratio | 1.83 | 1.92 | 2.07 | 1.67 |
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∑SFA = sum of C10 : 0, C12 : 0, C14 : 0, C15 : 0, C16 : 0, C17 : 0, C18 : 0, C20 : 0. ∑MUFA = sum of C14 : 1, C16 : 1, C18 : 1. ∑PUFA n-6 = C18 : 2n-6, C20 : 4n-6. ∑PUFA n-3 = C18 : 3n-3, C22 : 6n-3. n-6/n-3 = (C18 : 2n-6+ C20 : 4n-6)/(C18 : 3n-3+ C22 : 6n-3).
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