CDH1 and breast cancer: These results are similar to other reports that statins can delay the formation of metastases in mice.50,51 Breast cancer cells are known to re-express E-cadherin and enter a period of quiescence at the metastatic site.2 Since atorvastatin was able to suppress stimulated outgrowth of dormant MDA-MB-231 cells, this suggests that atorvastatin can suppress emergence of dormant tumor cells.