The data in Table 2 show that our sample of GBM patients included 20 men (64.5%) and 11 women (35.5%) of middle age (59.2 ± 11.7 years, range 31–75 years) with the IDH-1 wild subtype (wt, 83.8%) and Nestin-expressed phenotype (NES, 6.5%). Here, IDH1 is linked to glioblastoma.