O6-Methylguanine-DNA methyltransferase in glioma therapy: Promise and problems

JR Silber, MS Bobola, A Blank… - Biochimica et Biophysica …, 2012 - Elsevier
Gliomas are the most frequent adult primary brain tumor, and are invariably fatal. The most
common diagnosis glioblastoma multiforme (GBM) afflicts 12,500 new patients in the US …

MGMT promoter methylation in malignant gliomas

MJ Riemenschneider, ME Hegi, G Reifenberger - Targeted oncology, 2010 - Springer
The O 6-methylguanine-DNA methyltransferase (MGMT) gene is located at chromosome
10q26 and codes for a DNA repair enzyme that—if active—can counteract the effects of …

Correlation of O6-Methylguanine Methyltransferase (MGMT) Promoter Methylation With Clinical Outcomes in Glioblastoma and Clinical Strategies to Modulate MGMT …

ME Hegi, L Liu, JG Herman, R Stupp, W Wick… - Journal of clinical …, 2008 - ascopubs.org
Resistance to alkylating agents via direct DNA repair by O6-methylguanine
methyltransferase (MGMT) remains a significant barrier to the successful treatment of …

MGMT promoter methylation is predictive of response to radiotherapy and prognostic in the absence of adjuvant alkylating chemotherapy for glioblastoma

AL Rivera, CE Pelloski, MR Gilbert, H Colman… - Neuro …, 2010 - academic.oup.com
Hypermethylation of the O6-methylguanine-DNA-methyltransferase (MGMT) gene has been
shown to be associated with improved outcome in glioblastoma (GBM) and may be a …

O6-Methylguanine-DNA Methyltransferase Activity in Adult Gliomas: Relation to Patient and Tumor Characteristics

JR Silber, MS Bobola, S Ghatan, A Blank, DD Kolstoe… - Cancer research, 1998 - AACR
The DNA repair protein O 6-methylguanine-DNA methyltransferase (MGMT) confers
resistance to therapeutic methylating and chloroethylating agents in human brain tumor …

O 6-Methylguanine-DNA Methyltransferase-deficient Phenotype in Human Gliomas: Frequency and Time to Tumor Progression after Alkylating Agent-based …

JR Silber, A Blank, MS Bobola, S Ghatan… - Clinical cancer …, 1999 - AACR
The DNA repair protein O 6-methylguanine-DNA methyltransferase (MGMT) contributes to
the resistance of human brain tumor cell lines and xenografts to methylating and …

[HTML][HTML] Correlation of MGMT promoter methylation status with gene and protein expression levels in glioblastoma

M Uno, SM Oba-Shinjo, AA Camargo, RP Moura… - Clinics, 2011 - Elsevier
OBJECTIVES: 1) To correlate the methylation status of the O 6-methylguanine-DNA-
methyltransferase (MGMT) promoter to its gene and protein expression levels in …

O6-Methylguanine-DNA Methyltransferase (MGMT): Challenges and New Opportunities in Glioma Chemotherapy

W Yu, L Zhang, Q Wei, A Shao - Frontiers in oncology, 2020 - frontiersin.org
Chemoresistance has been a significant problem affecting the efficacy of drugs targeting
tumors for decades. MGMT, known as O6-methylguanine-DNA methyltransferase, is a DNA …

O6-methylguanine DNA methyltransferase as a promising target for the treatment of temozolomide-resistant gliomas

CH Fan, WL Liu, H Cao, C Wen, L Chen, G Jiang - Cell death & disease, 2013 - nature.com
Temozolomide (TMZ) is an alkylating agent currently used as first-line therapy for gliomas
treatment due to its DNA-damaging effect. However, drug resistance occurs, preventing multi …

Careful exclusion of non-neoplastic brain components is required for an appropriate evaluation of O6-methylguanine-DNA methyltransferase status in glioma …

K Sasai, M Nodagashira, H Nishihara… - The American journal …, 2008 - journals.lww.com
Abstract Evaluation of O 6-methylguanine-DNA methyltransferase (MGMT) expression is
important for antiglioma therapy as many clinical trials have demonstrated that promoter …