Fig. 7

In vivo antitumor effect. a Photographs of PC-3 tumor tissues collected from six groups at the end of treatment (n = 5). b Tumor volumes of mice in six groups during the therapeutic period. c Tumor growth inhibition rates in each group according to the tumor volumes. d Body weights loss of mice at the end of treatment. Asterisks (*) denote significant differences (*p < 0.05, **p < 0.01), and ns means no significant differences (p > 0.05)