文摘
Prosurvival protein BCL-2 is overexpressed in estrogen receptor positive (ER+) breast cancer. In this issue of m>Cancer Cellm>, Vaillant and colleagues demonstrate that targeting BCL-2 with BH3 mimetics improves the response of xenografts from primary ER+ breast tumors to endocrine therapy and reduces tamoxifen-induced endometrial hyperplasia, a strategy with potential clinical applicability.