Active DNA demethylation
PRDM14 promotes active DNA demethylation through the Ten eleven translocation (TET) mediated base excision repair pathway in embryonic stem cells
... in active DNA demethylation. Genome-wide DNA methylation is erased in the transition from metastable states to the ground state of embryonic stem cells (ESCs) and in migrating primordial germ ...
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Epigenetic modulation of β cells by interferon-α via PNPT1/mir-26a/TET2 triggers autoimmune diabetes
... significant DNA hypomethylation detect- ed in IFN-α–treated islets, we tested whether key regulators of DNAm patterns were altered by IFN-α ...the DNA demethylation processes (50), our results ...
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Dynamics of 5 carboxylcytosine during hepatic differentiation: potential general role for active demethylation by DNA repair in lineage specification
... of active organogenesis when dif- ferentiation of various types of cellular progenitors is under- ...from DNA during this ...dent active DNA demethylation governs rearrangement of the ...
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Epigenetic reprogramming in mouse pre implantation development and primordial germ cells
... demethylate DNA actively at promoters of key genes involved in adult neurogenesis and to induce their expression (Ma et ...region-specific active DNA demethylation and subsequent gene ...
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Characterizing the Role of Thymine DNA Glycosylase in Transcriptional Regulation and Cancer In Vivo
... in DNA methylation and/ or histone tails modification and is important for a variety of biological ...stable DNA mark. Recent studies has shed light on the plasticity of DNA methylation during ...
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Muscle cell identity requires Pax7-mediated lineage-specific DNA demethylation
... in DNA methylation during tissue-regeneration were inde- pendent of Apobec2 expression ...Myogenin DNA methylation levels were significantly higher in iPax7-myoblast precursors when Apobec2 activity was ...
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Oxidative stress in sperm affects the epigenetic reprogramming in early embryonic development
... of DNA damage response did not directly correlate with the degree of developmental ...for DNA damage, γH2AX, is already present at high levels in zygotes that progress normally in development and did not ...
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A replication dependent passive mechanism modulates DNA demethylation in mouse primordial germ cells
... active DNA demethylation in the paternal pronucleus (Gu et ...of active DNA demethylation in the BER pathway in mammals (He et ...human DNA glycosylases has been shown to ...
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The role of thymine DNA glycosylase (TDG) and DNA demethylation in TGF beta signaling
... Active demethylation has been documented for several signaling pathways such as estrogen (Métivier et ...where DNA demethylation may contribute to the regulation of those genes by TGFβ, ...
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Active demethylation in mouse zygotes involves cytosine deamination and base excision repair
... by DNA methyltransferases (DNMTs), pri- marily known as enzymes that transfer a methyl group to the C-5 position of cytosine from the methyl donor S-adenosylmethionine (SAM- reviewed in ...Dnmt3b DNA ...
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Novel autoproteolytic and DNA-damage sensing components in the bacterial SOS response and oxidized methylcytosine-induced eukaryotic DNA demethylation systems
... for DNA repair to be completed. Temporal persistence of DNA damage induces the final module of the SOS network, ...i.e., DNA polymerase V (Pol V) comprised of UmuC and UmuD, a LexA paralog with ...
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Suppression of Histone H1 Genes in Arabidopsis Results in Heritable Developmental Defects and Stochastic Changes in DNA Methylation
... To examine how the downregulation of H1 genes affects DNA methylation in constitutive heterochromatin, we ana- lyzed the methylation status of the highly repetitive 180- bp centromeric sequence. These repeats ...
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Oxidative demethylation of DNA damage by Escherichia coli AlkB and its human homologs ABH2 and ABH3
... to DNA methylating ...no DNA repair or other function has been assigned to the AlkB protein or to its human ...single-stranded DNA phages, M13, fl, and G4, was decreased dramatically in alkB ...other ...
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Transient accumulation of 5 carboxylcytosine indicates involvement of active demethylation in lineage specification of neural stem cells
... Because 5caC was detectable in embryonic brain, but not in most of the adult brain cells (Figures 1B–1F; Figure S1B), we assessed the distribution of both 5hmC and 5caC during several stages of embryonic brain ...
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IL 4 orchestrates STAT6 mediated DNA demethylation leading to dendritic cell differentiation
... between demethylation and gene activation that is particularly evident in demethylated CpGs near the TSS and the first exon of ...both demethylation and overexpression during differenti- ation revealed an ...
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A screening system to identify transcription factors that induce binding site-directed DNA demethylation
... site-directed DNA methylation ...abnormal DNA methylation statuses caused by mutations in DNA-demethylating TFs and the onset of diseases such as ...
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Synthesis of (E) 3,5 dihydroxy 4 isopropylstilbene under microwave irradiation
... as demethylation reagent, the yield of DHPS is relatively poor at lower temperature under microwave irradiation, because pyridine hydrochloride cannot melt at low ...
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DNA methylation in eukaryotes: kinetics of demethylation and de novo methylation during the life cycle.
... Given the slow kinetics of methylation in maize with a = 500, we calculate that failure of methylation at a particular site during just one cell generation in every [r] ...
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Smoking-associated AHRR demethylation in cord blood DNA: impact of CD235a+ nucleated red blood cells
... cytosine DNA methylation levels in cord blood have emerged as useful biomarkers of prenatal tobacco smoke exposure ...the DNA isolated from cord blood [3– 5], the relative levels of epigenetic modification ...
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DNA Mediated Charge Transport Signaling Within the Cell
... (kb) DNA strands containing a single base mismatch, which interrupts DNA CT, rather than remaining bound to well-matched DNA ...utilize DNA CT predicts such a redistribution as a first step in ...
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