PABPN1 and glioblastoma: Downregulation of Bcl2l2‐Pabpn1 arrested the cell cycle at the G2‐M phase in glioblastoma cells (Figure 4F,G), indicating that reduced proliferation activity induced by Bcl2l2‐Pabpn1 deficiency might be related to G2‐M phase cell cycle arrest.39