The remaining 14 genes were unique to GBM neoplastic cells (AQP4, BCAN, BCHE, GATM, GFAP, ITM2C, NDRG2, PLEKHB1, PMP2, RAMP1, RTN3, SLC22A17, TSC22D4, and TSPAN7; Fig 5B; Dataset EV5). Here, TSPAN7 is linked to glioblastoma.