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Table 7 Proximate composition. (percentage of total weight) and fatty acid compositions (percentage of total FA weight) of experimental diets

From: Functional genomics reveals increases in cholesterol biosynthetic genes and highly unsaturated fatty acid biosynthesis after dietary substitution of fish oil with vegetable oils in Atlantic salmon (Salmo salar)

 

FO

LO

RO

SO

Total Protein

46.9

46.0

48.0

47.0

Total Fat

33.2

33.2

34.3

34.1

Ash

6.7

7.6

7.0

7.8

Moisture

6.2

5.8

5.7

4.5

14:0

7.4

0.9

1.2

0.9

16:0

18.7

7.4

7.0

12.6

18:0

3.9

3.5

1.9

3.1

Total saturated1

30.9

11.6

10.1

16.6

16:1n-7

7.5

0.9

1.3

0.9

18:1n-9

8.8

17.4

47.2

20.8

18:1n-7

2.7

1.0

2.7

1.7

20:12

3.3

1.5

2.8

1.7

22:13

3.5

2.0

2.5

2.0

24:1n-9

0.5

0.2

0.3

0.2

Total monoenes

26.3

23.0

56.8

27.3

18:2 n-6

3.5

14.2

17.8

44.4

CLA (9c,11t)

0.0

0.0

0.0

0.0

CLA (10t,12c)

0.0

0.0

0.0

0.0

20:4 n-6

0.9

0.1

0.1

0.1

Total n-6PUFA4

4.7

14.4

18.0

44.6

18:3 n-3

1.2

44.9

8.1

5.7

18:4 n-3

3.4

0.7

0.8

0.6

20:4 n-3

0.8

0.1

0.1

0.1

20:5 n-3

14.7

2.0

2.5

2.0

22:5 n-3

1.7

0.2

0.2

0.2

22:6 n-3

16.3

2.9

3.4

2.9

Total n-3PUFA

38.1

50.8

15.1

11.5

n-6/n-3

0.12

0.28

1.19

3.89

Total PUFA

42.8

65.2

33.1

56.1

  1. Data are means of duplicate analyses. 1, contains 15:0 and 17:0, present in some samples at up to 0.5%; 2, predominantly n-9 isomer; 3, predominantly n-11 isomer; 4, totals include 18:3n-6, 20:2n-6, 22:4n-6 and 22:5n-6 present in some samples at up to 0.5%; PUFA, polyunsaturated fatty acid.