Pro‐inflammatory factors have been described in glioma, and it is generally considered that IL‐6, IL‐8, CXCL1, CXCL10 and TGFβ2 are pro‐tumour cytokines closely related to glioma progression.5, 6, 7, 8, 9. The gene discussed is CXCL8; the disease is central nervous system cancer.