Comparison of lung TNF-α level in the studied groups.
The statistical analysis was performed by one-way ANOVA and p < 0.05 was considered as statistically significant. Data represent the mean ± SEM of 6 animals. p<0.05 in relation to CK group; p <0.05 in relation to PQ group. CK means the control check group, PQ means the paraquat group, MH means the MH group.