O6-Methylguanine-DNA Methyltransferase (MGMT) mRNA Expression Predicts Outcome in Malignant Glioma Independent of MGMT Promoter Methylation. - Kreth, Simone; Thon, Niklas; Eigenbrod, Sabina; Lutz, Juergen; Ledderose, Carola; Egensperger, Rupert; Tonn, Joerg C.; Kretzschmar, Hans A.; Hinske, Ludwig C.; Kreth, Friedrich W. (PLoS ONE, 2011)