Figure 3From: DNA methylation alterations in grade II- and anaplastic pleomorphic xanthoastrocytoma Validation of DNA hypermethylation events in malignant transformation of PXA. Representation of DNA methylation levels exhiited by the five selected markers on the GoldenGate DNA methylation assay (a) and validated by pyrosequencing on an independent set of samples (b).Back to article page