To assess the effects of CMTM6 on BC survival, the effects of CMTM6 on apoptosis were evaluated in trastuzumab-treated (10 μg/ml) CMTM6-silencing JIMT-1, CMTM6 overexpressing SKBR3, control JIMT-1 and SKBR3 cells. Here, CMTM6 is linked to breast cancer.