Fig. 6

Cinobufagin induces regression of tumor xenografts in vivo. A A photograph of tumor mass dissected out at the time of study termination. B Tumor weight measured at the end of the study. C Tumor volume-time curve. D Body weight-time curve. (E) Hematoxylin-eosin-stained sections of liver, heart, and kidney tissues (magnification: ×400). n.s.: not significant, **: p < 0.01, ***: p < 0.001, ****: p < 0.0001 vs. vehicle control