SERPINA2 and hepatocellular carcinoma: Previous studies have highlighted the prognostic importance of specific gene sets in HCC, including genes associated with ferroptosis (Zhang Y. et al., 2022; Zhao et al., 2022), glycolytic-related genes (Zou et al., 2022), and ARGs (Guizhen et al., 2022; Chen et al., 2023) are closely associated with HCC prognosis.