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Cited by 177

The DOI matches its Crossref record; 7 of the 7 references it cites were found in a registry or an index.

Extensive changes in DNA methylation are associated with expression of mutant huntingtin

Open access
Ng, Christopher W., Yildirim, Ferah, Yap, Yoon Sing, Dalin, Simona, Matthews, Bryan J., Velez, Patricio J., Labadorf, Adam, Housman, David E., Fraenkel, Ernest·2013·Proceedings of the National Academy of Sciences

Abstract

The earliest stages of Huntington disease are marked by changes in gene expression that are caused in an indirect and poorly understood manner by polyglutamine expansions in the huntingtin (HTT) protein. To explore the hypothesis that DNA methylation may be altered in cells expressing mutated HTT, we use reduced representation bisulfite sequencing (RRBS) to map sites of DNA methylation in cells carrying either wild-type or mutant HTT. We find that a large fraction of the genes that change in expression in the presence of mutant huntingtin demonstrate significant changes in DNA methylation. Regions with low CpG content, which have previously been shown to undergo methylation changes in response to neuronal activity, are disproportionately affected. On the basis of the sequence of regions that change in methylation, we identify AP-1 and SOX2 as transcriptional regulators associated with DNA methylation changes, and we confirm these hypotheses using genome-wide chromatin immunoprecipitation sequencing (ChIP-Seq). Our findings suggest new mechanisms for the effects of polyglutamine-expanded HTT. These results also raise important questions about the potential effects of changes in DNA methylation on neurogenesis and cognitive decline in patients with Huntington disease.

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Metadata

Authors
Ng, C. W., Yildirim, F., Yap, Y. S., Dalin, S., Matthews, B. J., Velez, P. J., Labadorf, A., Housman, D. E., & Fraenkel, E.
Venue
Proceedings of the National Academy of Sciences
Published
2013-01-22
Volume
110
Issue
6
Pages
2354-2359
ISSN
  • 0027-8424 (ISSN-L)
  • 1091-6490
OpenAlex
W2128077939
Cited by
177
References
7
FWCI
9.61
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: Extensive changes in DNA methylation are associated with expression of mutant huntingtin. https://app.cochat.ai/papers/10.1073/pnas.1221292110
The paper
Ng, C. W., Yildirim, F., Yap, Y. S., Dalin, S., Matthews, B. J., Velez, P. J., Labadorf, A., Housman, D. E., & Fraenkel, E. (2013). Extensive changes in DNA methylation are associated with expression of mutant huntingtin. Proceedings of the National Academy of Sciences. https://doi.org/10.1073/pnas.1221292110

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