Skip to main content

Table 7 Effects of dietary threonine levels on MDA, PC, AHR and ASA in intestine and hepatoancreas of sub-adult grass carpf

From: Growth, digestive and absorptive capacity and antioxidant status in intestine and hepatopancreas of sub-adult grass carp Ctenopharyngodonidella fed graded levels of dietary threonine

Item

Dietary Thr levels, g/kg diet

 

3.3

5.9

8.4

10.9

13.1

15.8

Intestine

 MDA, nmol/mg protein

2.97 ± 0.23d

1.98 ± 0.19c

1.33 ± 0.11 a

1.51 ± 0.07 b

1.53 ± 0.11b

1.57 ± 0.10b

 PC, nmol/mg protein

4.37 ± 0.34c

3.41 ± 0.25ab

3.52 ± 0.23b

3.19 ± 0.29ab

3.10 ± 0.18a

3.34 ± 0.30ab

 AHR, U/mg protein

120.5 ± 9.9a

175.2 ± 12.1b

192.9 ± 14.1c

266.9 ± 11.1e

278.3 ± 12.8e

227.6 ± 17.7d

 ASA, U/g protein

243.5 ± 14.7b

253.2 ± 18.3b

252.2 ± 17.6b

255.9 ± 22.3b

278.1 ± 17.2c

208.5 ± 14.5a

Hepatopancreas

 MDA, nmol/mg protein

2.38 ± 0.19e

2.17 ± 0.15d

1.57 ± 0.13b

1.37 ± 0.13a

1.95 ± 0.18c

1.92 ± 0.10c

 PC, nmol/mg protein

6.08 ± 0.41c

6.21 ± 0.41c

4.99 ± 0.50b

5.11 ± 0.36b

4.24 ± 0.38a

5.90 ± 0.52c

 AHR, U/mg protein

214.6 ± 14.8a

217.2 ± 11.6a

218.9 ± 5.4a

222.4 ± 7.0a

266.1 ± 10.5b

224.2 ± 13.3a

 ASA, U/g protein

220.8 ± 13.8a

224.0 ± 19.2a

237.2 ± 16.1a

264.9 ± 22.8b

241.4 ± 22.0a

230.4 ± 12.2a

  1. MDA: Malondialdehyde content; PC: Protein carbonyl content; AHR: Anti-hydroxyl radical capacity; ASA: Anti-superoxide anion capacity
  2. a,b,c,d,eMeans in the same row without a letter in common are significantly different (P< 0.05)
  3. fValues are mean ± SD (n = 6)