Kaplan-Meier survival analysis of OS data demonstrated a significant correlation between RAC1 expression and unfavorable prognosis in GBMLGG, LGG, LIHC, MESO, GBM, ACC, LUAD, SKCM, PAAD, KICH, UVM, BLCA, and BRCA (Fig. 2c). The gene discussed is RAC1; the disease is glioblastoma.