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Table 4 Change of serum enzyme activity in rockfish, Sebastes schlegelii, exposed to the different ammonia concentrations and water temperatures. Values with different superscript are significantly different (P < 0.05) as determined by Duncan’s multiple range test

From: Toxic effects of ammonia exposure on growth performance, hematological parameters, and plasma components in rockfish, Sebastes schlegelii, during thermal stress

Parameters

Period

(weeks)

Ammonia concentration (mg/L)

19 °C

24 °C

0

0.1

0.5

1.0

0

0.1

0.5

1.0

GOT (Karmen/mL)

2

4.25 ± 0.64a

4.65 ± 0.45a

6.32 ± 0.33b

6.29 ± 0.65b

4.21 ± 0.64a

4.06 ± 0.43a

5.95 ± 0.48b

8.44 ± 1.06c

4

4.51 ± 0.68a

4.61 ± 0.63a

5.80 ± 0.67b

8.13 ± 0.73c

4.36 ± 0.53a

4.65 ± 0.42a

6.23 ± 0.54b

8.63 ± 0.78c

GPT (Karmen/mL)

2

5.41 ± 0.67a

5.30 ± 0.56a

5.34 ± 0.62a

5.12 ± 0.44a

5.37 ± 0.43a

4.97 ± 0.35a

5.15 ± 0.57b

9.47 ± 0.78c

4

5.76 ± 0.55a

5.45 ± 0.58a

5.79 ± 0.38a

10.94 ± 1.30b

5.65 ± 0.75a

5.83 ± 0.61a

13.02 ± 1.26c

11.04 ± 1.32b