FZD2 and cervical carcinoma: miRNAs miR-17-5p, miR-30a-5p, miR-30a-3p, and miR-34a also decrease Fzd2 expression and inhibit tumorigenesis in cervical carcinoma, esophageal squamous cell carcinoma, and breast cancer, respectively (Qi et al., 2017; Xu et al., 2019a; Bonetti et al., 2020).