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Table 6 Variation in plasma Glu and Gln concentrations by 8 weeks of Glu supplementation in feed

From: Glutamate promotes nucleotide synthesis in the gut and improves availability of soybean meal feed in rainbow trout

 

FM

SBM

Glu 1 %

Glu 2 %

Glu

2.92 ± 0.43

3.27 ± 0.35

3.82 ± 0.38

3.72 ± 0.44

Gln

9.33 ± 0.58

10.17 ± 0.86

3.56 ± 0.25

3.57 ± 0.43

Thr

162.2 ± 15.7

181.6 ± 10.4

179.0 ± 8.5

168.6 ± 21.7

Ser

180.0 ± 9.0

187.4 ± 20.5

163.0 ± 7.2

147.8 ± 13.2

Gly

1004.7 ± 69.0a

1169.7 ± 83.4a

695.1 ± 40.3b

925.1 ± 69.1ab

Ala

382.5 ± 22.1a

599.2 ± 35.9b

557.4 ± 55.5b

673.0 ± 93.6b

Gln

279.8 ± 17.4a

305.2 ± 25.9a

106.9 ± 7.4b

107.2 ± 12.8b

Glu

87.6 ± 12.9

98.0 ± 10.6

114.7 ± 11.3

111.5 ± 13.1

Asn

120.1 ± 12.1ab

115.2 ± 17.5a

157.2 ± 9.3ab

178.2 ± 20.3b

Asp

22.2 ± 1.7a

68.5 ± 17.7b

49.9 ± 9.6ab

62.4 ± 7.3b

Arg

103.0 ± 8.7

120.5 ± 11.8

126.7 ± 10.2

137.4 ± 14.7

Lys

220.3 ± 20.7

308.7 ± 47.4

286.2 ± 23.4

256.4 ± 28.9

Val

199.6 ± 7.4a

291.4 ± 13.9b

274.4 ± 15.1b

264.7 ± 26.6ab

Ile

82.4 ± 3.9a

116.0 ± 5.2b

117.2 ± 6.3b

117.9 ± 14.9b

Leu

146.5 ± 6.5a

236.2 ± 10.7b

257.6 ± 17.9b

282.6 ± 42.0b

Tyr

53.5 ± 2.6a

60.9 ± 4.8ab

73.3 ± 4.8b

94.5 ± 10.5b

Phe

108.5 ± 3.7

120.7 ± 5.4

116.7 ± 6.8

146.3 ± 16.2

Cys

13.0 ± 0.6

12.0 ± 0.6

14.0 ± 0.8

15.9 ± 2.2

Met

74.9 ± 2.8

92.7 ± 4.0

87.8 ± 3.7

95.2 ± 10.0

Trp

32.6 ± 0.8a

26.4 ± 1.0ab

20.5 ± 0.9b

21.6 ± 2.4b

His

188.8 ± 10.7a

160.4 ± 10.7ab

138.1 ± 5.1b

136.8 ± 9.8b

Pro

40.1 ± 2.5a

82.4 ± 9.1b

86.0 ± 8.7b

136.7 ± 29.5b

  1. The fish were challenged to 8 weeks of experiment. The blood was collected after fasting during the last 48 h of the experiment. Different letters indicate significant difference between groups (p < 0.05)