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Table 1 Plasma fatty acids during the study

From: Phospholipids from herring roe improve plasma lipids and glucose tolerance in healthy, young adults

μg FA/ml plasma Start End WO 1 week WO 4 weeks
∑ FAs 2999 ± 605 2811 ± 449* 2767 ± 409* 2677 ± 443**
∑ SFAs 956.4 ± 219.2 881.5 ± 151.1* 875.4 ± 154.8 708.6 ± 207.1**
  C16:0 651.9 ± 172.0 589.5 ± 121.6** 582.0 ± 119.6 558.2 ± 121.6**
∑ MUFAs 708.6 ± 207.1 573.8 ± 124.8*** 613.4 ± 132.7* 583.4 ± 140.5*
  C16:1n-7 39.8 ± 19.2 30.8 ± 11.6* 34.6 ± 20.3 34.1 ± 17.6
  C16:1n-9 6.91 ± 2.85 6.10 ± 2.08* 6.63 ± 2.80 6.90 ± 2.75*
  C18:1n- 7 45.2 ± 15.4 36.5 ± 10.6** 36.1 ± 6.6* 36.4 ± 9.3
  C18:1n- 9 568.2 ± 171.9 454.0 ± 101.0*** 491.9 ± 112.1* 463.4 ± 111.1*
n- 9 PUFAs 3.10 ± 1.29 2.24 ± 0.48** 2.75 ± 1.38 2.55 ± 1.01**
  C20:3n- 9 (MA) 3.10 ± 1.29 2.24 ± 0.48** 2.75 ± 1.38 2.55 ± 1.01**
n- 6 PUFAs 1123 ± 190 1031 ± 180* 1036 ± 148* 1049 ± 141*
  C18:2n-6 862.7 ± 147.9 806.2 ± 153.3 814.5 ± 110.1 821.0 ± 93.7
  C20:2n- 6 6.26 ± 2.43 4.91 ± 1.76*** 5.52 ± 1.64 5.90 ± 2.08
  C18:3n-6 7.75 ± 5.00 4.33 ± 2.41*** 6.96 ± 4.075 7.16 ± 6.84
  C20:3n- 6 40.5 ± 17.3 27.7 ± 9.93*** 33.3 ± 9.78* 35.4 ± 13.9
  C20:4n- 6 (AA) 197.8 ± 51.6 182.3 ± 41.1* 170.3 ± 41.6*** 173.0 ± 50.9*
  C22:4n- 6 4.33 ± 1.58 2.92 ± 0.71*** 3.32 ± 0.92** 3.70 ± 1.56**
n- 3 PUFAs 200.8 ± 64.1 315.6 ± 62.8*** 232.7 ± 62.9 197.0 ± 74.0
  C18:3n-3 19.8 ± 8.17 16.6 ± 6.06* 20.0 ± 8.85 19.0 ± 8.0
  C20:5n- 3 (EPA) 49.4 ± 27.1 109.7 ± 37.1*** 61.7 ± 31.7 47.3 ± 32.7
  C22:5n- 3 (DPA) 17.6 ± 5.36 18.4 ± 4.27 18.0 ± 4.22 17.0 ± 5.43
  C22:6n- 3 (DHA) 108.1 ± 30.4 166.1 ± 30.5*** 127.0 ± 29.5** 108.4 ± 35.2
n- 6:∑ n- 3 ratio 6.10 ± 1.81 3.37 ± 0.82*** 4.75 ± 1.42* 5.88 ± 1.72
  1. Abbreviations: AA arachidonic acid, DHA docosahexaenoic acid; EPA eicosapentaenoic acid; FA fatty acid; MA mead acid; MUFA unsaturated fatty acids; PUFA polyunsaturated fatty acids; SFA saturated fatty acids; WO, wash out.
  2. Data are means ± SD. Significantly different end and start values (n = 21) and WO and start values (n = 13) are indicated (*p < 0.05, **p < 0.01, ***p < 0.001).