Fig. 2From: Biochemical and histopathological responses of Biomphalaria alexandrina to RIPEX (plant growth regulator)The effect of different concentrations of RIPEX on steroid hormones in ovotestis of Biomphalaria alexandrina. a Testosterone, b estradiol. Values are expressed as mean ± SD. Significance difference as compared to control (*); (≠) between the concentrations and ($) between the time intervals when p ≤ 0.05Back to article page