Figure 6: Testes paraffin sections stained by haematoxylin and eosin (H&E) for histopathological changes after 28 days administration of methomyl with and without vitamin C. Control [A] and vitamin C [B] groups showing normal histological structure of mature seminiferous tubules with complete spermatogenic series (s) ( x 200), Methomyl-treated group showing sever congestion in blood vessels (V) with incomplete spermatogenic series in some individual seminiferous tubules (s) [C, x200], degenerative changes and necrosis of spermatogoneal cells lining seminiferous tubules and desquamated in the lumen [D, x400].