ARL4C plays an important role in tumorigenesis and also serves as a prognostic biomarker in glioblastoma, renal cell carcinoma, gastric, ovarian, lung and colorectal cancers (Fujii et al., 2015; Chen et al., 2016; Hu et al., 2018; Chen et al., 2019; Isono et al., 2019; Wakinoue et al., 2019). The gene discussed is ARL4C; the disease is glioblastoma.