HLA-DRB1 and neoplasm: However, Mono-FCGR3A in high tumor infiltration group expressed lower levels of MHC molecules, inflammatory cytokines and chemokines (HLA-DRB1/HLA-DPB1, TNF, IL1B, CCL3 and CCL4), which meant the sub-cluster was less involved in immune responses (Supplementary Figure 4C).