Table 3.

The influence of diazinon on serum testosterone synthesis and lactate dehydrogenase activity

Groups	Testosterone (ng/ml)
	1 week	2 weeks	8 weeks
Control	1.40 ± 0.02	1.65 ± 0.08	1.75 ± 0.04
10 mg/kg	1.33 ± 0.02	1.60 ± 0.09	1.39 ± 0.03*
15 mg/kg	1.59 ± 0.04*	1.54 ± 0.10	1.32 ± 0.04*
30 mg/kg	1.53 ± 0.03*	1.15 ± 0.10*	1.12 ± 0.03*
	Lactate dehydrogenase (mIU/ml)
	1 week	2 weeks**	8 weeks**
Control	146.97 ± 11.05	147.82 ± 10.21	151.54 ± 9.56
10 mg/kg	143.92 ± 11.94	209.63 ± 8.56*	214.74 ± 10.08*
15 mg/kg	144.71 ± 12.26	219.76 ± 11.96*	216.06 ± 12.68*
30 mg/kg	144.36 ± 8.32	232.85 ± 9.78*	231.09 ± 12.73*

Results are expressed as mean ± SEM (n = 6).

*Significant (P < 0.05) increase or decrease of DZN time-dependent toxicity effect when compared to the control.

**Significant (P < 0.05) increase or decrease of DZN dose-dependent toxicity effect when compared to the one week exposure group.