The results of qPCR indicated that OCR1 (P < 0.05; Fig. 8A), DLGAP5 (P < 0.05; Fig. 8B), SMC4 (P < 0.05; Fig. 8C), and CDCA8 (P < 0.05; Fig. 8D) , compared to normal tissue, it is highly expressed in glioma tissue. The gene discussed is CDCA8; the disease is central nervous system cancer.