Antibody-Opsonized Immunometabolic Nanoparticles

Reshapes Tumor Mononuclear Phagocytes

Co-delivers a viral RNA analog and a fatty acid oxidation regulator to synergistically reprogram immunosuppressive tumor mononuclear phagocytes into anti-tumor effectors, enhancing checkpoint blockade efficacy.

Liu, Chang · Zhou, Yanfeng · Guo, Daoxia · Yan, Huang · Ji, Xiaoyuan · Li, Qian · Chen, Nan · Fan, Chunhai · Song, Haiyun

Advanced Science 2023

Advantages

Induces M2-to-M1 macrophage repolarization

Induces tolerogenic-to-immunogenic dendritic cell differentiation

Restores sensitivity to anti-PD-1 therapy in checkpoint blockade-resistant breast and ovarian tumors