HAMP and acute kidney injury: Shen et al. (2019) showed that HAMP functions as a tumor suppressor gene, the role of HAMP in cell proliferation and metastasis is related to cell cycle checkpoints, and HAMP can be regarded as a diagnostic biomarker and targeted therapy for hepatocellular carcinoma. Scindia et al. (2019) found novel preventive and therapeutic roles for hepcidin in sepsis-related bacteremia, AKI, and mortality.