CSF2 and neoplasm: The results showed that on Day 20, the average tumour size of the control group was over 1200 mm.3 The tumour volume showed that the best treatment effects occurred in the MHCI/II-GMCSF-mPDL1 group, followed by treatment with MHCI/II-GMCSF-mPD1, mPDL1, mPD1 and MHCI/II-GMCSF (Fig. 4a and Supplementary Fig. 3).