Figure 2From: Concurrent hypermethylation of DNMT1, MGMT and EGFR genes in progression of gliomasRepresentative methylation analysis of CpG islands in the MGMT, EGFR and DNMT1 promoter in GL samples of cases 6, 12 and 16. C, undigested DNA samples; P, β2- microglobulin as a positive control; N, no DNA sample as a negative control; U, unmethylated DNA samples; M, methylated DNA samples, m, molecular weight markerBack to article page