Analysis demonstrated comparatively elevated HTR1F expression in 17 tumor types, including GBM, GBMLGG, STES, KIPAN, COAD, COADREAD, STAD, HNSC, KIRC, LIHC, WT, PAAD, ALL, LAML, PCPG, ACC, and CHOL (Figure 1A). This evidence concerns the gene HTR1F and glioblastoma.