Cai et al. reported that also hsa_circ_0000263 has an oncogenic role being significantly up regulated in cervical cancer cells, able to bind miR-150-5p and to promote cell proliferation and migration through the hsa_circ_0000263/miR-150-5p/MDM4/p53 regulatory network affecting p53 activity (204). The gene discussed is TP53; the disease is cervical carcinoma.