VEGFA and brain cancer: The drugs currently used for brain cancers are temozolomide [11], bevacizumab as the mAb VEGF inhibitor [12], BCNU (bis-chloroethylnitrosourea) (carmustine), contained in a BCNU wafer [13], procarbazine [41], nimustine (ACNU) [42], developed by Daiichi Sankyo, and vincristine [43].