Our data are, thus, in agreement with protective roles of CST3 described previously in breast and other cancers such as head and neck, skin, lung, ovarian cancer, and glioma (Konduri et al. 2002; Nishikawa et al. 2004; Strojan et al. 2004; Yu et al. 2010; Mori et al. 2016). Here, CST3 is linked to cancer.