DNA methyltransferase (DNMT)
Original Article Overexpression of DNA methyltransferase 1 (DNMT1) protein in astrocytic tumour and its correlation with O6-methylguanine-DNA methyltransferase (MGMT) expression
... between DNA methyltransferase (DNMT) and O6-methylguanine-DNA meth- yltransferase (MGMT) in mediating tumorigenesis is still poorly ...
12
DNA methyltransferase induced by frog virus 3.
... FV3-induced methyltransferase prefers doublestranded DNA substrate" DNA methyltransferase activityb Extract source Uninfected FHM cells Nucleus Cytoplasm Native DNA 0 0 Denatured DNA 10.[r] ...
6
Theoretical study of O6 methylguanine DNA methyltransferase inhibitors
... Human DNA repair protein O 6 – methylguanine-DNA methyltransferase (MGMT) can provide resistance to alkylating agents by DNA damage ...
9
Genomic Adaptations to the Loss of a Conserved Bacterial DNA Methyltransferase
... ABSTRACT CcrM is an orphan DNA methyltransferase nearly universally conserved in a vast group of Alphaproteobacteria. In Caulobacter crescentus, it controls the expression of key genes involved in the ...
12
Effects of DNA methyltransferase inhibition on pattern separation performance in mice
... of DNA is one of the epigenetic changes controlled by DNA methyltransferases (DNMT) that can alter such gene expression levels without changing the underlying DNA ...the DNMT inhibitor ...
15
Consequences of combining siRNA-mediated DNA methyltransferase 1 depletion with 5-aza-2′-deoxycytidine in human leukemic KG1 cells
... each DNMT was downregulated by RNA interference (siRNA) and DAC was used as the reference DNA demethylating ...corresponding DNMT - although to a different extent - without significantly affecting ...
18
Epigenetic strategies to reverse drug resistance in heterogeneous multiple myeloma
... physiological DNA (hydro- xy)methylation levels are the DNA methyltransferase (DNMT) enzymes [37], including DNMT1, DNMT3A and DNMT3B [38, 39], and DNA hydroxymethylase ten- eleven ...
13
Cancer metastasis: enactment of the script for human reproductive drama
... 12; DNMT/TET: DNA methyltransferase/ten-eleven translocation methylcytosine dioxygenase; EMT/MET: epithelial–mesenchymal transition/mesenchymal– epithelial transition; ER: estrogen receptor; ...
9
DNA methyltransferases and their roles in tumorigenesis
... novo DNA methyltransferase DNMT3C in murine germ ...mammalian DNA, the DNMT family also includes two additional members, DNMT2 and ...a DNA methylase, this enzyme methylates small ...
8
DNA Methyltransferase Activity Assays: Advances and Challenges
... for DNA MTase activity is ...of DNA MTase activ- ity ...CpG DNA sequences by cleaving ...of DNA MTase activity was reported by Jing and co-workers ...by DNA MTase and digested by MboI ...
23
Notable epigenetic role of hyperhomocysteinemia in atherogenesis
... Allele-specific DNA methyation; meQTLs: Methlylation-associated loci; DNMT: DNA methyltransferase; CVD: Cardiovascular diseases; GWAS: Genome-wide association study; SNP: Single nucleotide ...
8
Of Mouse And Methyl: An Investigation Of Methyl Donors, Methylation And Methyltransferases In The Pfc
... promoter-specific DNA hypomethylation within the prefrontal cortex ...alter DNA methylation ...exhibit DNA hypomethylation throughout the brain, we were interested in whether DNA ...
146
SIRT1-dependent modulation of methylation and acetylation of histone H3 on lysine 9 (H3K9) in the zygotic pronuclei improves porcine embryo development
... DNMT: DNA methyltransferase; EGF: Epidermal growth factor; FSH: Follicle stimulating hormone; GAPDH: Glyceraldehyde-3-phosphate dehydrogenase; H3K9ac: Acetylation of histone H3 on lysine K9; H3K9me3: ...
12
Epigenetic modulation upon exposure of lung fibroblasts to TiO<sub>2</sub> and ZnO nanoparticles: alterations in DNA methylation
... of DNA methyltrans- ferase activity using the EpiSeeker Dnmt Activity Quantifica- tion Assay Kit (Abcam, Cambridge, ...universal Dnmt substrate coated onto microplate wells. The methylated DNA ...
11
DNA methylation in the hippocampus in rodent and primate models of aging and Alzheimer’s disease
... unknown. DNA methylation, the binding of a methyl group to cytosine in the DNA, has been suggested to play a role in the development of ...enzyme DNA methyltransferase (DNMT) and ...
11
E6 and E7 gene silencing results in decreased methylation of tumor suppressor genes and induces phenotype transformation of human cervical carcinoma cell lines
... aberrant DNA methylation in cancer have been considered to have great potential as a source of locus- specific biomarkers that can be used in early detection and monitoring of cancer [28, ...including DNA ...
14
Structural Basis of DNMT1- and DNMT3A-Mediated DNA Methylation
... CXXC domain in inhibiting the de novo methylation activity of DNMT1, the major maintenance 192.. DNA methyltransferase.[r] ...
28
Patterns of DNMT1 Promoter Methylation in Patients with Acute Lymphoblastic Leukemia
... On the other hand, the lack of DNMT1 expression is an underlying cause of several problems associated with HSCs because the epigenetic modifications, particularly DNA methylation, has a fundamental role in ...
6
Role of tumor suppressor p53 and micro-RNA interplay in multiple myeloma pathogenesis
... include DNA dam- age due to DNA intercalation, independency on p53 of their lethality (or killing effects may not be clearly through p53), inability to trigger post-translational modifications necessary to ...
11
High Fat Diet Affects The Dopamine Reward System: Importance Of Sex And Critical Developmental Periods
... insults. DNA methylation occurs with the addition of a methyl group to the C5 position of cytosine (5-mC) predominantly at CpG sites (Klose and Bird, ...of DNA around 1000 base pairs long that have a high ...
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