DCM-DS inhibited the growth of MCF-7 cells. (A) Morphological changes of MCF-7 cells after treatment with DCM-DS (100×) (B) Effect of DCM-DS on MCF-7 cells at 48 hours (400×). Cellular shrinkage was observed in DCM-DS-treated MCF-7 cells (arrows). (C) Changes in number of cell (percentage) treated with DCM-DS for 24, 48 and 72 hours. * is significantly different (p < 0.05).