Effects of thymoquinone or capsaicin on sperm head abnormalities in acrylamide-challenged rats
However, eight-week exposure to acrylamide resulted in significantly increased percentage of head abnormalities amounted to 136% compared to control group. Also, concurrent administration of TQ or capsaicin to acrylamide-challenged rats significantly decreased the percentages of sperm head abnormalities by about 54% and 40%, respectively compared to the animals treated with acrylamide alone (Table 1) .