Transcription profiling by array of human glioblastoma samples after radiotherapy and/or temonzolomide

Analysis of 80 glioblastoma specimen of patients treated within clinical trials and 4 samples of "normal" brain tissue (non-tumoral). The data was used to identify factors of resistance to a chemoradiation therapy protocol of radiotherapy and concomitant and adjuvant temozolomide (alkylating agent). Experiment Overall Design: 80 glioblastoma specimen and 4 non-tumoral brain samples