Fig. 2From: Emerging biomaterials for tumor immunotherapySchematic diagram of antibody therapy for tumor. A Schematic illustration of tumor immunotherapy strategies based on monoclonal antibodies. (Reproduced with permission from [22] Copyright © 2015, Springer Nature) B Schematic illustration of the mechanism of MDSC-mediated T cell inhibition. (Reproduced with permission from [26] Copyright © 2021, Springer Nature) [26]Back to article page