Previous studies have reported expression levels of BIRC5 (Jin et al., 2015), KITLG (Hu et al., 2021), SPP1 (Long et al., 2018), and SHC1 (He et al., 2019) could serve as biomarkers for predicting prognosis in HCC. The gene discussed is KITLG; the disease is hepatocellular carcinoma.