Regarding immunoinhibitory genes, COL6A2 expression had a positive or negative correlation with IL10, CD160, KDR and other genes in GBM, in addition, COL6A2 expression has a positive or negative correlation with CD28, CXCR4, IL2RA and other immunostimulatory genes in GBM. The gene discussed is KDR; the disease is glioblastoma.