Subsequently, growing evidence has unveiled the role of Tau expression in tumorigenesis, including in breast cancer [7,8], gastric cancer [9], prostate cancer [10,11], sarcoma [12], non-small cell lung cancer [13] and recently in brain cancers such as glioblastoma (GBM) [14,15,16,17]. The gene discussed is MAPT; the disease is glioblastoma.