Midkine restrains T-cell mediated anti-tumor immunity by suppressing macrophage M1 polarization in lung adenocarcinoma
Background Lung adenocarcinoma (LUAD) is characterized by a highly immunosuppressive tumor microenvironment (TME), which limits the efficacy of current anti programmed cell death protein 1 (anti-PD-1) immunotherapy. Midkine (MDK), a heparin-binding growth factor, is frequently overexpressed in various malignancies; how...