Hsa_circ_0080229 upregulates the expression of murine double minute-2 (MDM2) and promotes glioma tumorigenesis and invasion via the miR-1827 sponging mechanism

Zhiwei Zhou, Xiuyuan Zheng, Xin Mei, Wengpeng Li, Songtao Qi, Yuefei Deng, Bingxi Lei