CXCL9 and central nervous system cancer: In the training cohort, CXCL14 (P value < 0.001), CXCL9 (P value < 0.05), CXCL10 (P value < 0.001), CXCL11 (P value < 0.001), CXCL6 (P value < 0.001), and CXCL1 (P value < 0.001) were enriched in the IDH wide-type gliomas (Figure 1G).