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Table 4 Intestinal PLFA composition (%) in rainbow trout at different sampling points at diel cyclic temperatures

From: Effects of constant and diel cyclic temperatures on the liver and intestinal phospholipid fatty acid composition in rainbow trout Oncorhynchus mykiss during seawater acclimation

SP

FW-42

SW-1

SW-21

Temp

CT

VT2

VT4

CT

VT2

VT4

CT

VT2

VT4

Saturated fatty acid

 C14:0

1.27b

1.14b

1.02c

1.28b

1.20b

1.25b

1.50a

1.72a

1.67a

 C16:0

19.84ABa

21.32A

18.76B

16.96Bb

20.7A

20.46A

20.95a

21.37

20.20

 C17:0

0.62

0.73

0.63

0.82

0.68

1.01

0.88

1.11

0.85

 C18:0

11.07Aa

10.36A

8.69Bc

9.19Bb

10.41B

12.59Aa

10.67a

9.81

10.49b

 C20:0

0.27

0.38a

0.33a

0.26AB

0.29Aab

0.21Bb

0.22

0.23b

0.22b

 C22:0

0.11

0.14

0.13

0.15

0.10

0.14

0.11

0.19

0.12

 C24:0

0.77B

1.20Aa

0.81B

0.60B

0.81Ab

0.86A

0.74

0.90ab

0.77

 ƩSFA

33.94Aa

35.28A

30.37Bb

29.26Bb

34.19A

36.51Aa

35.08a

35.32

34.31a

Monounsaturated fatty acid

 C14:1n5

0.55c

0.74c

0.69b

1.00b

1.00b

1.41a

1.37a

1.28a

1.28a

 C16:1n7

1.12b

0.96b

0.96b

1.30b

0.90b

1.40b

2.22a

2.78a

2.97a

 C17:1n7

0.34

0.30

0.26b

0.45AB

0.25B

0.59Aa

0.34

0.40

0.37b

 C18:1n9

2.07

2.22b

1.87b

2.08B

1.89Bc

2.57Aa

2.25B

2.63Aa

2.70Aa

 C20:1n9

0.28

0.33

0.28

0.26

0.26

0.33

0.27

0.33

0.31

 C22:1n9

0.07

0.10

0.08

0.07

0.09

0.08

0.10

0.09

0.10

 C24:1n9

2.64

2.54a

2.34ab

2.18

2.06b

2.69a

2.36A

1.95Bb

1.73Bb

 ƩMUFA

7.07b

7.20b

6.46b

7.32Bb

6.46Bb

9.07Aa

8.90a

9.47a

9.46a

Polyunsaturated fatty acid

 C18:2n6

10.58A

9.43Ab

7.43Bb

11.7B

7.06Cc

13.56Aa

11.90C

13.35Ba

14.86Aa

 C18:3n3

0.12

0.11

0.11b

0.1

0.09

0.11b

0.09

0.15

0.20a

 C18:3n6

0.16b

0.16b

0.15b

0.26ab

0.13b

0.19b

0.36a

0.58a

0.67a

 C20:2n6

0.80A

0.51Bb

0.59ABb

0.61

0.55b

0.76a

0.71

0.81a

0.82a

 C20:3n3

0.79

0.74b

0.69

0.73

0.69b

0.88

0.93

0.98a

0.96

 C20:3n6

1.32Aa

0.89B

0.91B

0.89b

0.84

1.00

0.91b

0.90

0.96

 C20:4n6

3.28a

3.20

3.02

2.68b

3.11

2.86

2.99ab

2.72

2.76

 C20:5n3

2.36b

2.06b

2.13b

2.34b

2.14b

2.45b

3.03a

3.19a

3.24a

 C22:2n6

0.37

0.42

0.43

0.40

0.46

0.42

0.38

0.51

0.49

 C22:6n3

39.21Bb

40.01Bb

47.71Aa

43.71Aa

44.27Aa

32.16Bb

34.71Ac

32.02Bc

31.28Bb

 ƩPUFA

58.99Bb

57.52Bb

63.17Aa

63.42Aa

59.34Ba

54.42Bb

56.02c

55.21c

56.23b

  1. Note: Values represent the mean of 4 replicates. Different lowercase letters indicate significant differences (P < 0.05) among different treatments at the same time, and different capital letters indicate significant differences at different times at the same treatment. Data containing mean ± SD are included in Additional file 2. FW-42 End of growth trial, SW-1 One day after salinity reached 30, SW-21 21 days after salinity reached 30, SFA Saturated fatty acid, MUFA Monounsaturated fatty acid, PUFA Polyunsaturated fatty acid