TABLE 1.

Effects of imidacloprid on antioxidant enzymes, detoxifying enzymes, and malondialdehyde content of P. analis. larvae.

(h)	SOD (U/mg protein)	CAT (U/mg protein)	POD (U/mg protein)	PPO (U/mg protein)	AChE (U/mg protein)	MDA (nmol/mg protein)
0	20.367 ± 0.568 d	11.900 ± 0.153 e	2.730 ± 0.090 c	5.920 ± 0.407 b	14.133 ± 0.633 c	0.144 ± 0.002 d
3	23.524 ± 0.640 c	12.733 ± 0.067 e	3.219 ± 0.125 b	8.064 ± 0.306 a	16.853 ± 0.480 b	0.144 ± 0.002 d
6	25.087 ± 0.581 c	14.947 ± 0.260 cd	3.697 ± 0.102 a	7.273 ± 0.425 a	18.567 ± 0.691 a	0.159 ± 0.009 c
12	27.527 ± 0.709 b	16.567 ± 0.338 b	2.412 ± 0.173 c	5.211 ± 0.074 b	16.467 ± 0.437 b	0.192 ± 0.004 b
24	31.098 ± 1.849 a	18.567 ± 0.491 a	2.055 ± 0.044 d	3.665 ± 0.236 c	14.347 ± 0.558 c	0.152 ± 0.006 cd
48	19.740 ± 0.896 d	15.187 ± 0.238 c	2.044 ± 0.072 d	3.955 ± 0.068 c	12.700 ± 0.666 cd	0.227 ± 0.004 a
72	19.984 ± 0.661 d	14.200 ± 0.173 d	1.708 ± 0.072 e	2.406 ± 0.249 d	11.233 ± 0.633 d	0.237 ± 0.001 a

Data are expressed as mean ± SE of three replicates. Different letters (a, b, c, d, and e) indicate statistical differences between groups at the p < 0.05 level at the same column.