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Table 2 Intestinal PLFA composition of rainbow trout in different constant temperatures during seawater acclimation

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-28

SW-1

SW-14

Temperature

9 °C

12.5 °C

16 °C

9 °C

12.5 °C

16 °C

9 °C

12.5 °C

16 °C

Saturated fatty acid

 C14:0

2.73B

2.26C

3.32Aa

2.48

1.67

2.20ab

2.50

2.49

1.63b

 C16:0

22.31

22.06

23.99a

22.37

21.55

23.58a

21.16B

23.10A

21.38Bb

 C17:0

0.78B

0.49Bb

1.25Aa

0.81A

0.75ABa

0.58Bb

0.62

0.54b

0.67b

 C18:0

10.27AB

11.51A

10.22Bb

9.29B

11.69A

11.44Aab

10.45

11.23

12.57a

 C20:0

0.29

0.32

0.45a

0.25

0.22

0.31ab

0.17

0.26

0.17b

 C22:0

0.18A

0.10Ba

0.11B

0.14

0.16a

0.18

0.11

0.05b

0.16

 C23:0

0.12AB

0.07B

0.13A

0.13A

0.04B

0.11A

0.12

0.07

0.11

 C24:0

1.04B

0.76C

2.91Aa

1.05

0.96

1.19b

1.54

0.68

1.16b

 ƩSFA

37.71B

37.59B

42.38Aa

36.53B

37.04B

39.60Ab

36.66

38.42

37.84c

Monounsaturated fatty acid

 C14:1n5

1.64Ba

1.06C

2.93Aa

0.86Cb

1.19B

1.61Ab

0.93b

1.05

0.62c

 C16:1n7

1.86

1.51

1.51

2.40A

1.26B

1.39B

2.13A

1.72AB

1.38B

 C17:1n7

0.53a

0.47

0.45

0.29Bb

0.45A

0.19B

0.34b

0.40

0.34

 C18:1n9

10.85a

9.39a

10.21a

8.20Bb

10.68Aa

9.47ABab

8.32b

7.42b

8.86b

 C20:1n9

0.23b

0.22

0.35a

0.21b

0.17

0.19b

0.35a

0.23

0.27ab

 C22:1n9

0.60

0.54b

0.85a

0.71

0.77a

0.64b

0.52

0.57b

0.52b

 C24:1n9

2.49

3.22a

3.24a

3.01

3.49a

2.53ab

2.39A

2.55Ab

1.63Bb

 ƩMUFA

18.19ABa

16.42Ba

19.54Aa

15.67Bb

18.02Aa

16.01Bb

14.98b

13.93b

13.62c

Polyunsaturated fatty acid

 C18:2n6

3.83Bb

5.52Aa

4.96Ab

5.07a

4.50ab

4.19b

3.93b

3.75b

7.01a

 C18:3n3

2.75AB

2.30B

3.80A

2.63

2.85

3.12

2.82

3.30

2.50

 C18.3n6

0.34a

0.22

0.43

0.15b

0.16

0.18

0.12b

0.15

0.24

 C20:2n6

0.79

0.70a

0.78

0.67

0.72a

0.72

0.79

0.56b

0.74

 C20:3n3

1.01

1.11

0.97

0.75B

1.36A

0.82B

1.17

1.05

0.70

 C20:3n6

0.55

0.67

0.73a

0.56A

0.47A

0.31Bb

0.45

0.64

0.53a

 C20:4n6

2.49

2.45

2.61

3.04

2.60

2.30

2.94

2.77

2.29

 C20:5n3

1.76Bb

2.94Aa

2.17AB

2.90ab

2.39b

2.81

3.70a

3.70a

2.74

 C22:2n6

0.33a

0.18b

0.38a

0.15Bb

0.31Aa

0.25Aab

0.16b

0.23ab

0.19b

 C22:6n3

30.24Ab

29.90A

21.25Bb

31.89ab

29.58

29.71a

32.28a

31.50

31.61a

 ƩPUFA

44.09Ab

45.99Aab

38.07Bc

47.80Aa

44.94Bb

44.39Bb

48.35a

47.65a

48.54a

  1. Note: Values are means of 3 replications. 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-28 End of growth trial, SW-1 One day after salinity reached 30, SW-4, Four days after salinity reached 30, SW-7 Seven days after salinity reached 30, SW-14 Fourteen days after salinity reached 30