STC1 and breast cancer: STC1, Stanniocalcin 1, it has been found to promote metastasis, lipid metabolism and cisplatin chemoresistance in ovarian cancer (Lin et al., 2022), STC1 is mainly involved in STAT3-mediated proliferation in breast cancer (Avalle et al., 2022) and STC1 expression is thought to play an important role in driving tumor immune resistance (Lin et al., 2021).