Table 4 Effect of four experimental diets on haemat-biochemical parameters and digestive enzymes activities of tilapia fish

ALT

8.24 ± 0.37^a

6.94 ± 0.29^b

4.94 ± 0.16^c

6.80 ± 0.36^b

AST

18.24 ± 0.21^a

17.85 ± 0.29^a

12.75 ± 0.23^b

12.01 ± 0.21^b

ALP

35.75 ± 0.62^a

30.45 ± 0.55^bc

31.47 ± 0.42^b

29.68 ± 0.48^c

TP

5.13 ± 0.20^b

6.13 ± 0.12^a

5.48 ± 0.03^b

5.51 ± 0.06^b

Albumin

2.88 ± 0.09^b

3.24 ± 0.03^a

2.67 ± 0.02^c

3.04 ± 0.08^ab

Globulin

2.25 ± 0.16^b

2.90 ± 0.09^a

2.80 ± 0.01^a

2.46 ± 0.04^b

Creatinine

0.54 ± 0.07^a

0.47 ± 0.04^a

0.49 ± 0.06^a

0.43 ± 0.01^a

Glucose

14.42 ± 0.59^a

11.67 ± 0.36^b

12.33 ± 0.20^b

12.03 ± 0.33^b

Protease

20.26 ± 1.11^c

26.57 ± 0.65^b

26.78 ± 0.33^b

29.99 ± 0.70^a

Lipase

32.28 ± 0.92^b

34.08 ± 0.63^ab

34.23 ± 0.85^ab

35.28 ± 0.36^a

Amylase

14.62 ± 0.17^b

16.43 ± 0.50^a

16.04 ± 0.08^a

16.70 ± 0.27^a

Cholesterol

189.08 ± 2.76^a

167.14 ± 3.91^b

166.27 ± 5.77^b

153.16 ± 6.73^b

Triglyceride

159.09 ± 4.40^a

149.76 ± 3.89^ab

136.29 ± 2.68^c

142.34 ± 1.27^bc

Lysozyme activity (u/ml)

27.12 ± 0.30^c

29.61 ± 0.38^b

30.05 ± 0.20^b

31.41 ± 0.51^a

Phagocytic activity

31.92 ± 0.41^c

33.82 ± 0.48^ab

32.60 ± 0.35^bc

35.06 ± 0.28^a