Article
Association between MGMT promoter hypermethylation and p53 mutation in glioblastoma.
Cancer investigation - 1 Oct 2009
Shamsara Jamal, Sharif Samaneh, Afsharnezhad Sima, Lotfi Marzieh, Raziee Hamid Reza, Ghaffarzadegan Kamran, Moradi Afshin, Rahighi Saeed, Behravan Javad
Abstract excerpt
O(6)-methylguanine-DNA methyltransferase (MGMT) is a DNA repair enzyme that removes alkyl groups from the O(6) position of guanine. MGMT is transcriptionally silenced by promoter hypermethylation in several human neoplasia. We used methylation-specific PCR (MSP) to analyze the MGMT promoter methylation status of 50 glioblastoma tumors. Hypermethylation was detected in 24 of 50 (48%) samples. We also analyzed...
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