Results 31 to 40 of about 2,171 (168)

Regulation and Functional Significance of 5-Hydroxymethylcytosine in Cancer

open access: yesEpigenomes, 2017
Epigenetic modes of gene regulation are important for physiological conditions and its aberrant changes can lead to disease like cancer. 5-hydroxymethylcytosine (5hmC) is an oxidized form of 5-methylcytosine (5mC) catalyzed by Ten Eleven Translocation ...
Vittal Rangan Arvinden   +3 more
doaj   +1 more source

Tissue type is a major modifier of the 5-hydroxymethylcytosine content of human genes [PDF]

open access: yes, 2011
The discovery of substantial amounts of 5-hydroxymethylcytosine (5hmC), formed by the oxidation of 5-methylcytosine (5mC), in various mouse tissues and human embryonic stem (ES) cells has necessitated a reevaluation of our knowledge of 5mC/5hmC patterns ...
Sproul, Duncan   +34 more
core   +1 more source

Global 5-Hydroxymethylcytosine Levels Are Profoundly Reduced in Multiple Genitourinary Malignancies. [PDF]

open access: yesPLoS ONE, 2016
Solid tumors are characterized by a plethora of epigenetic changes. In particular, patterns methylation of cytosines at the 5-position (5mC) in the context of CpGs are frequently altered in tumors. Recent evidence suggests that 5mC can get converted to 5-
Enrico Munari   +10 more
doaj   +1 more source

Alterations in the Genomic Distribution of 5hmC in In Vivo Aged Human Skin Fibroblasts [PDF]

open access: yesInternational Journal of Molecular Sciences, 2020
5-Hydroxymethylcytosine (5hmC) is a functionally active epigenetic modification. We analyzed whether changes in DNA 5-hydroxymethylation are an element of age-related epigenetic drift. We tested primary fibroblast cultures originating from individuals aged 22–35 years and 74–94 years.
Paulina Kołodziej-Wojnar   +7 more
openaire   +2 more sources

Elevated 5hmC levels characterize DNA of the cerebellum in Parkinson’s disease [PDF]

open access: yesnpj Parkinson's Disease, 2017
Abstract5-methylcytosine and the oxidation product 5-hydroxymethylcytosine are two prominent epigenetic variants of the cytosine base in nuclear DNA of mammalian brains. We measured levels of 5-methylcytosine and 5-hydroxymethylcytosine by enzyme-linked immunosorbent assay in DNA from post-mortem cerebella of individuals with Parkinson’s disease and ...
Reinhard Stöger   +3 more
openaire   +3 more sources

Vitamin C increases 5-hydroxymethylcytosine level and inhibits the growth of bladder cancer

open access: yesClinical Epigenetics, 2018
Background 5-Hydroxymethylcytosine (5hmC) is converted from 5-methylcytosine (5mC) by a group of enzymes termed ten-eleven translocation (TET) family dioxygenases.
Ding Peng   +16 more
doaj   +1 more source

5mC/5hmC Sequencing

open access: yes, 2023
DNA methylation and hydroxymethylation at the 5-position of cytosine (5mC) are essential epigenetic alterations that play vital roles in gene expression regulation and cell differentiation. DNA methylation typically represses gene transcription. Hydroxymethylation, on the contrary, activates gene expression or prompts DNA demethylation.
openaire   +1 more source

Profiling of oxBS-450K 5-hydroxymethylcytosine in human placenta and brain reveals enrichment at imprinted loci

open access: yesEpigenetics, 2018
DNA methylation (5-methylcytosine, 5 mC) is involved in many cellular processes and is an epigenetic mechanism primarily associated with transcriptional repression.
Jose Ramon Hernandez Mora   +6 more
doaj   +1 more source

5-Hydroxymethylcytosine Marks Sites of DNA Damage and Promotes Genome Stability

open access: yesCell Reports, 2016
5-hydroxymethylcytosine (5hmC) is a DNA base created during active DNA demethylation by the recently discovered TET enzymes. 5hmC has essential roles in gene expression and differentiation.
Georgia Rose Kafer   +6 more
doaj   +1 more source

TET Enzymes and 5-Hydroxymethylcytosine in Neural Progenitor Cell Biology and Neurodevelopment

open access: yesFrontiers in Cell and Developmental Biology, 2021
Studies of tissue-specific epigenomes have revealed 5-hydroxymethylcytosine (5hmC) to be a highly enriched and dynamic DNA modification in the metazoan nervous system, inspiring interest in the function of this epigenetic mark in neurodevelopment and ...
Ian C. MacArthur   +5 more
doaj   +1 more source

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