Table 6 Effects of phytogenic supplements on serum metabolites and serum antioxidant enzymes of broiler chickens

 Creatinine (μmol/l)

42.91 ± 11.41

33.70 ± 1.03

25.80 ± 0.57

35.50 ± 4.09

0.33

 Aspartate aminotransferase (IU/L)

74.17 ± 11.18

76.80 ± 3.00

81.70 ± 5.48

98.00 ± 0.51

0.11

 Alanine aminotransferase (IU/L)

30.18 ± 0.59

31.76 ± 0.50

29.44 ± 2.17

30.44 ± 0.60

0.60

 Cholesterol (μmol/l)

7.03 ± 1.00^a

4.17 ± 0.33^b

4.04 ± 0.26^b

4.17 ± 0.15^b

0.01

 Catalase (mM/ml/min)

5.96 ± 1.56^b

14.97 ± 1.75^a

8.91 ± 1.06^ab

13.94 ± 2.87^a

0.03

 Superoxide dismutase (%)

76.38 ± 6.39

78.84 ± 0.01

73.86 ± 13.02

82.11 ± 3.26

0.87

 Glutathione peroxidase (μg/g)

78.68 ± 9.95^b

101.50 ± 0.28^ab

124.16 ± 14.43^a

129.70 ± 11.18^a

0.03