Skip to main content

Table 4 The fatty acid profile (% of total fatty acids) in the muscle of grass carp fed with different dietary protein

From: Dietary protein levels changed the hardness of muscle by acting on muscle fiber growth and the metabolism of collagen in sub-adult grass carp (Ctenopharyngodon idella)

Items

Dietary protein levels

Linear

Quadratic

15.91%

19.39%

22.10%

25.59%

28.53%

31.42%

F

P

F

P

C14:0

2.22 ± 0.39

2.51 ± 0.21

2.36 ± 0.12

2.41 ± 0.23

2.42 ± 0.08

2.49 ± 0.13

2.51

0.12

0.30

0.58

C14:1

0.13 ± 0.03

0.15 ± 0.01

0.13 ± 0.01

0.14 ± 0.01

0.14 ± 0.01

0.15 ± 0.01

1.31

0.26

0.48

0.50

C15:0

0.21 ± 0.02a

0.22 ± 0.02ab

0.21 ± 0.01a

0.23 ± 0.01b

0.23 ± 0.02b

0.25 ± 0.01c

28.30

 < 0.01

3.03

0.10

C16:0

21.15 ± 0.34

20.86 ± 0.56

20.56 ± 0.68

20.70 ± 0.42

20.71 ± 0.38

21.21 ± 0.59

0.00

0.99

7.48

 < 0.05

C16:1

11.96 ± 0.85ab

12.11 ± 1.00b

11.45 ± 0.67ab

11.08 ± 0.42a

11.31 ± 0.85ab

11.21 ± 0.76ab

6.06

 < 0.05

0.65

0.43

C17:0

0.36 ± 0.03a

0.36 ± 0.04a

0.37 ± 0.03ab

0.40 ± 0.02b

0.39 ± 0.03ab

0.39 ± 0.02ab

9.42

 < 0.01

0.66

0.42

C17:1

0.25 ± 0.01ab

0.25 ± 0.02ab

0.26 ± 0.02ab

0.27 ± 0.01b

0.20 ± 0.10ab

0.18 ± 0.12a

5.53

 < 0.05

2.70

0.11

C18:0

3.89 ± 0.18

3.85 ± 0.30

4.01 ± 0.11

4.13 ± 0.10

4.11 ± 0.40

4.00 ± 0.29

2.67

0.11

1.29

0.26

C18:1n9t

0.35 ± 0.05a

0.39 ± 0.05a

0.37 ± 0.04a

0.43 ± 0.07a

0.41 ± 0.12a

0.57 ± 0.11b

20.27

 < 0.01

3.92

0.06

C18:1n9c

32.54 ± 3.20a

37.21 ± 2.58b

37.97 ± 1.07b

36.94 ± 2.03b

36.92 ± 2.00b

37.12 ± 1.22b

8.22

 < 0.01

10.03

 < 0.01

C18:2n6c

9.54 ± 1.35

9.93 ± 1.09

10.58 ± 1.65

10.30 ± 0.75

10.26 ± 0.60

10.24 ± 0.90

1.22

0.23

1.34

0.26

C20:0

0.14 ± 0.02a

0.15 ± 0.01ab

0.16 ± 0.01b

0.16 ± 0.02b

0.14 ± 0.02ab

0.14 ± 0.01ab

0.03

0.87

7.90

 < 0.01

C18:3n6

0.17 ± 0.02a

0.18 ± 0.01ab

0.21 ± 0.04b

0.20 ± 0.02ab

0.19 ± 0.02ab

0.19 ± 0.01ab

1.10

0.30

5.46

 < 0.05

C20:1n9

0.15 ± 0.01a

0.17 ± 0.01b

0.17 ± 0.02b

0.16 ± 0.01ab

0.16 ± 0.01ab

0.16 ± 0.01ab

0.33

0.57

2.28

0.14

C18:3n3

0.97 ± 0.13a

1.07 ± 0.11ab

1.11 ± 0.14b

1.09 ± 0.09ab

1.08 ± 0.06ab

1.04 ± 0.06ab

0.82

0.37

5.58

 < 0.05

C20:2

0.60 ± 0.06

0.55 ± 0.05

0.61 ± 0.10

0.57 ± 0.02

0.62 ± 0.08

0.65 ± 0.11

2.40

0.13

1.33

0.25

C22:0

1.08 ± 0.23b

0.89 ± 0.09ab

0.82 ± 0.20a

0.86 ± 0.18a

0.94 ± 0.16ab

0.96 ± 0.10ab

0.53

0.47

7.30

 < 0.05

C20:3n6

0.87 ± 0.19b

0.63 ± 0.11a

0.68 ± 0.07a

0.67 ± 0.07a

0.68 ± 0.08a

0.65 ± 0.07a

7.17

 < 0.05

4.99

 < 0.05

C20:3n3

0.11 ± 0.03

0.12 ± 0.02

0.12 ± 0.01

0.12 ± 0.01

0.11 ± 0.04

0.11 ± 0.02

0.00

0.98

0.62

0.43

C23:0

1.96 ± 0.87b

1.03 ± 0.42a

0.98 ± 0.25a

1.07 ± 0.36a

1.12 ± 0.37a

1.04 ± 0.22a

7.10

 < 0.05

6.85

 < 0.05

C22:2

0.25 ± 0.04b

0.27 ± 0.02b

0.26 ± 0.03b

0.27 ± 0.03b

0.18 ± 0.11ab

0.15 ± 0.13a

8.63

 < 0.01

4.14

0.05

C20:5n3

1.97 ± 0.62b

1.46 ± 0.29a

1.37 ± 0.26a

1.48 ± 0.25a

1.46 ± 0.19a

1.36 ± 0.12a

6.90

 < 0.05

3.53

0.07

C22:6n3

8.73 ± 3.43b

5.22 ± 1.53a

4.84 ± 1.43a

5.83 ± 1.52a

5.82 ± 1.43a

5.32 ± 1.13a

4.82

 < 0.05

5.36

 < 0.05

∑SFA

31.25 ± 0.48c

30.14 ± 1.13ab

29.73 ± 0.84a

30.28 ± 0.57ab

30.30 ± 0.42ab

30.77 ± 0.63bc

0.33

0.57

12.74

 < 0.01

∑UFA

68.75 ± 0.48a

69.86 ± 1.13bc

70.27 ± 0.84c

69.72 ± 0.57bc

69.70 ± 0.42bc

69.23 ± 0.63ab

0.33

0.57

12.74

 < 0.01

∑MUFA

45.46 ± 3.73a

50.35 ± 2.85b

50.41 ± 1.33b

49.08 ± 1.86b

49.23 ± 1.87b

49.47 ± 1.74b

3.61

0.07

6.62

 < 0.05

∑PUFA

23.26 ± 3.35b

19.48 ± 2.21a

19.82 ± 1.39a

20.59 ± 1.37a

20.44 ± 1.90a

19.74 ± 1.94a

3.65

0.07

2.84

0.10

  1. Values are means ± SD and n = 6 for each group. a-c Different superscripts in the same row indicate significantly difference (P < 0.05)