ITGA1 and glioblastoma: A pan-cancer analysis showed that ITGA1 expression was higher in GBM, PAAD, KIRC, LGG, LIHC, OV, HNSC, while it was lower in BRCA, PRAD, BLCA, ESCA, KIRP, LUAD, CESC, LUSC, COAD, STAD, THCA, and UCS in the TCGA dataset when compared to the corresponding normal tissue (Figure 1A).