Searching journal content for articles similar to Galm et al. 12 (1): 153.

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  1. ...of the fifth carbon atom of cytosine, typically in mammals in a CG dinucleotide context. This dinucleotide is depleted largely across the and found predominantly in clusters known as “CpG islands” (Bird 1986). Cytosine methylation is catalyzed by methyltransferases (e.g., DNMT1, DNMT3A) that transfer a methyl...
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  2. ...at the single-cell level, at which most CpG sites are either completely methylated or unmethylated. This framework is particularly powerful because nearly all MD genetic effect sites identified in our assay exhibit variable methylation in vivo, either across individuals within a single cell type or between...
  3. ...in a . In contrast, enzymatically converted DNA does not have the same fragmentation bias. This results in EM-seq libraries that have even GC-bias profiles and dinucleotide distributions. This even coverage is especially relevant to the assessment of CpG methylation state. Also of interest was how efficiently...
  4. ....16%) and the overall (82.87%). These values correlate with transposon age and CpG density, where Alus are younger and more CpG dense than LINE-1s, and both are under selection for increased DNA methylation to suppress mobilization.View larger version: In this window In a new window Figure 6. Transposon DNA methylation...
  5. ...cytosine modification densities and CA densities at CA repeats. CA repeats were sorted in quartiles based on their number of CpA dinucleotides. (F ) In vitro glycosylase assays revealing that the recombinant protein TDG excises formylcytosine exclusively in a CpG or CpA context. (G) Average distance to TSS...
  6. ...methylation of CpG sites in the promoter regions of genes has been identified in leukemic cell lines or primary ALL cells, and correlated with the expression of individual genes, but such studies have been hampered by a limited representation of the studied genomic regions and/or by a small number of cell...
  7. ...in multiple samples. Several technologies have been recently developed but await substantial improvements. We report the 10,000-fold improvement of a previously developed padlock-based approach, and apply the assay to identifying genetic variations in hypermutable CpG regions across human chromosome 21. From...
  8. ...in cancer. Thus, our data demonstrate that the global epigenetic landscape is dynamically altered at key regulatory regions outside of promoters. (NDR) Nucleosome-depleted region; (small white circle) unmethylated CpG site; (small black circle) methylated CpG site; (large circle) nucleosome; (4me1 [green...
  9. ..., were analyzed as compared with four wild-type IDH1 parental cell line replicates. Comparison of the relative methylation (b) distribution of all assayed CpG sites in KI-1, KI-2, and parental cells revealed a significant shift in the relative DNA methylation (b) density distribution upon IDH1R132H...
  10. ...not been rigorously proven to be heritable (Schreiber and Bernstein 2002; Fuks 2005; Esteller 2007). Aberrant DNAmethylation of CpG (hereafter, CG) dinucleotides is a well-documented phenomenon in cancer (Baylin and Jones 2011). It is widely accepted that DNA methylation near transcriptional start sites...
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