Figure 3From: Evaluation of the cytotoxicity, mutagenicity and antimutagenicity of a natural antidepressant, Hypericum perforatum L. (St. John’s wort), on vegetal and animal test systems The mean percentage and standard deviation of the mitotic index (MI) and chromosomal alteration (CA) for the negative (CO-) control group and the group treated with St. John´s wort [30.0 mg/mL] simultaneously (SIM), previously (PRE) and after (POST) the application of cyclophosphamide (CP) [1.5 mg/mL]. * The results are statistically significant in relation to CO-. # The results statistically significant in relation to CP. $ The results are statistically significant in relation to Simultaneous Treatment. & The results are statistically significant in relation to Post-treatment. § The results are statistically significant in relation to SJW [30].Back to article page