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Table 2 Fatty acid levels of rat tumors of SFO, GLAO and DHAO groups

From: The influence of feeding linoleic, gamma-linolenic and docosahexaenoic acid rich oils on rat brain tumor fatty acids composition and fatty acid binding protein 7 mRNA expression

Fatty acids

Concentration in tumors (μg/g)

one way ANOVA

 

SFO

GLAO

DHAO

 

Miristic Acid(C14:0)

30.57 ± 4.22

35.51 ± 6.00

46.93 ± 9.13

NS

Palmitic Acid (C16:0)

1142.71 ± 284.20

1421.68 ± 302.96

1841.48 ± 408.66

NS

Stearic Acid (C18:0)

2131.56 ± 648.05

1593.07 ± 303.45

2236.11 ± 465.52

NS

Arachidic Acid (C20:0)

12.80 ± 5.74

16.38 ± 4.19

27.43 ± 7.49

NS

Behenic Acid (C22:0)

27.79 ± 5.71a

104.28 ± 37.76ab

211.62 ± 66.79b

P < 0.01

Oleic Acid(C18:1, n-9)

1368.56 ± 284.52

1787.10 ± 409.95

2793.21 ± 688.84

NS

11-Ecosenoic Acid(C20:1)

237.95 ± 103.44

262.70 ± 61.21

228.70 ± 65.03

NS

Nervonic Acid (C24:1)

7.45 ± 1.73

31.07 ± 14.25

20.12 ± 10.90

NS

Linoleic Acid(C18:2, n-6)

423.02 ± 79.54a

148.69 ± 24.49b

259.145 ± 48.66ab

P < 0.01

Gamma linolenic acid(C18:3, n-6)

13.10 ± 11.02

39.57 ± 11.93

32.15 ± 13.39

NS

11,14-Ecosadienoic Acid (C20:2, n-6)

80.29 ± 60.90

31.89 ± 11.76

32.38 ± 8.46

NS

Dihomo-Gamma Linolenic Acid(C20:3, n-6)

32.29 ± 8.95

55.91 ± 16.27

40.98 ± 13.11

NS

Arachidonic Acid(C20:4, n-6)

1034.95 ± 285.23

970.49 ± 163.15

724.44 ± 142.53

NS

13,16-Docosadienoic Acid (DDA, C22:2, n-6)

18.87 ± 9.49

25.23 ± 12.66

28.79 ± 8.49

NS

Alpha-Linolenic Acid(C18:3, n-3)

trace

trace

0.80 ± 0.40

NS

11,14,17-Eicosatrienoic Acid (C20:3, n-3)

7.50 ± 2.61

6.93 ± 1.88

10.74 ± 2.33

NS

Eicosapentaenoic acid (C20:5, n-3)

58.67 ± 16.49a

67.30 ± 15.79a

359.12 ± 87.63b

P < 0.01

Docosahexaenoic acid (C22:6, n-3)

746.72 ± 289.75ab

507.61 ± 110.12a

1423.24 ± 329.32b

P < 0.05

Arachidonic/Dihomo-Gamma Linolenic + Eicosapentaenoic

9.34 ± 2.22a

10.84 ± 2.07a

2.38 ± 0.46b

P < 0.01

Sum of n-6 fatty acids *

1608.55 ± 302.03

1271.81 ± 208.86

1117.89 ± 187.10

NS

Sum of n-3 fatty acids§

813.16 ± 301.04a

581.86 ± 121.50a

1793.92 ± 383.56b

P < 0.01

n-6 to n-3 Ratio‡

4.12 ± 1.41a

3.07 ± 0.73a

0.72 ± 0.09b

P < 0.05

  1. * Including C18:2, C18:3, C20:2, C20:3, C20:4, C22:2. § Including C18:3, C20:3, C20:5, C22:6. ‡ Ratio of sum of n-6 fatty acids to sum of n-3 fatty acids. Values are shown as mean ± S.E., n = 8 for SFO group, n = 12 for GLAO group, and n = 9 for DHAO group. ANOVA: Analysis of variance. NS: not significant. Groups not sharing the same letters are significantly different (Post-hoc Tukey's test)