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Open AccessJournal ArticleDOI

Consistent decrease in global DNA methylation and hydroxymethylation in the hippocampus of Alzheimer's disease patients.

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TLDR
Human postmortem results strengthen the notion that AD is associated with alterations in DNA methylation and hydroxymethylation, and provide a basis for further epigenetic studies identifying the exact genetic loci with aberrant epigenetic signatures.
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This article is published in Neurobiology of Aging.The article was published on 2013-09-01 and is currently open access. It has received 351 citations till now. The article focuses on the topics: DNA Hydroxymethylation & DNA methylation.

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Citations
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Journal ArticleDOI

Methylation differences in Alzheimer’s disease neuropathologic change in the aged human brain

TL;DR: In this article , the authors analyzed DNA methylation from bulk samples in eight precisely dissected regions of the human brain: middle frontal gyrus, CA1, substantia nigra, locus coeruleus and cerebellar cortex.
Book ChapterDOI

TET and 5hmC in Neurodevelopment and the Adult Brain

TL;DR: The current understanding of 5hmC and Tets in the developing and adult brain is summarized.
Book

DNA modifications : methods and protocols

TL;DR: An overview of the spectrum of cytosine modifications and their roles in demethylation of DNA and regulation of gene expression in different eukaryotic organisms is provided.
Journal ArticleDOI

Genetic and Epigenetic Architecture of Alzheimer’s Dementia

TL;DR: The known genetic and epigenetic factors underlying AD are reviewed, emphasizing the molecular networks that appear to be fundamental players in its etiology.
Journal ArticleDOI

Active Amyloid-β Vaccination Results in Epigenetic Changes in the Hippocampus of an Alzheimer's Disease-Like Mouse Model.

TL;DR: The results indicate that active Aβ vaccination has significant effects on the epigenome in the hippocampus of APP swe /PS1dE9 mice, and suggest that DNA methylation and hydroxymethylation may be involved in cognitive functioning.
References
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Journal ArticleDOI

Epigenetic regulation of gene expression: how the genome integrates intrinsic and environmental signals

TL;DR: Advances in the understanding of the mechanism and role of DNA methylation in biological processes are reviewed, showing that epigenetic mechanisms seem to allow an organism to respond to the environment through changes in gene expression.
Journal ArticleDOI

Conversion of 5-Methylcytosine to 5-Hydroxymethylcytosine in Mammalian DNA by MLL Partner TET1

TL;DR: It is shown here that TET1, a fusion partner of the MLL gene in acute myeloid leukemia, is a 2-oxoglutarate (2OG)- and Fe(II)-dependent enzyme that catalyzes conversion of 5mC to 5-hydroxymethylcytosine (hmC) in cultured cells and in vitro.
Journal ArticleDOI

Alzheimer's Disease Is a Synaptic Failure

TL;DR: Mounting evidence suggests that this syndrome begins with subtle alterations of hippocampal synaptic efficacy prior to frank neuronal degeneration, and that the synaptic dysfunction is caused by diffusible oligomeric assemblies of the amyloid β protein.
Journal ArticleDOI

The Nuclear DNA Base 5-Hydroxymethylcytosine Is Present in Purkinje Neurons and the Brain

TL;DR: It is shown that, as well as 5mC in mammalian genomes, there are also significant amounts of 5-hydroxymethylcytosine (5hmC) in DNA of Purkinje neurons, which have large nuclei with apparently very little heterochromatin.
Journal ArticleDOI

Linking DNA methylation and histone modification: patterns and paradigms

TL;DR: Relationships between DNA methylation and histone modification have implications for understanding normal development as well as somatic cell reprogramming and tumorigenesis.
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