MYBL2 and neoplasm: RT-qPCR confirmed in CC cell lines and tumor tissues the expression of circ-MYBL2 (Wang J. et al., 2019), hsa_circ_0075341 (Shao et al., 2020),hsa_circ_0001038 (Wang Y. et al., 2020), circRNA8924 (Liu et al., 2018), circ_0005576 (Ma et al., 2019), circCLK3 (Hong et al., 2019), and circ_0018289 (He et al., 2020) was significantly upregulated.