This study was conducted on the post-operative tumor tissues from 62 GBM patients. 20 slices are necessary for all the CD95 and CpG2 test in the central lab by the methods of immunisation and DNA methylation.

Inclusion Criteria:

• Chinese nationality
• No limits on Gender and age
• First diagnosed GBM
• Brain tumor tissue cytological diagnosis of glioblastoma (GBM, pleomorphic glioblastoma, WHO level IV)

Exclusion Criteria:

• Other types of glioma by histological diagnosis
• Tumor tissue not eligible for the central laboratory testing standard
• No enough tumor tissue for the central laboratory test

Chinese GBM patients