Abstract INTRODUCTION The median survival of Glioblastoma (GBM) patients is less than two years with the standard care maximal surgical resection, radiation, and temozolomide (TMZ) chemotherapy. Protein Arginine Methyltransferase 5 (PRMT5), which regulates cellular functions by symmetrically di-methylating arginine residues, overexpressed in GBM. Inhibiting PRMT5 induces apoptosis differentiate...