ERBB2 and breast cancer: Western blot analysis and confocal microscopic analysis revealed that the expression of the two known miR-125a-5p negatively regulating pro-breast cancer cell survival molecules, Bcl-2 and HER2, is also increased in MCF7-TamC3 cells as compared to MCF7 cells (Figures 6D,E) (Fassan et al., 2013; Tong et al., 2015).