Results 41 to 50 of about 1,130,807 (299)

Transcription influences repair-induced DNA methylation [PDF]

open access: yes, 2008
This work is aimed at the dissection of the molecular mechanism(s) linking DNA damage and gene silencing. To this end, we have developed a genetic system that allows a rapid assessment of homologous-directed repair (HR) of an unique DNA double strand ...
Morano, Annalisa
core   +1 more source

Apoptosis and DNA methylation [PDF]

open access: yes, 2011
Epigenetic mechanisms assist in maintaining gene expression patterns and cellular properties in developing and adult tissues. The molecular pathology of disease states frequently includes perturbation of DNA and histone methylation patterns, which can ...
Meng, Huan X   +18 more
core   +1 more source

RNA Methylation in Systemic Lupus Erythematosus

open access: yesFrontiers in Cell and Developmental Biology, 2021
Systemic lupus erythematosus (SLE) is an autoimmune disease with complicated clinical manifestations. Although our understanding of the pathogenesis of SLE has greatly improved, the understanding of the pathogenic mechanisms of SLE is still limited by ...
Xinyi Lv   +6 more
doaj   +1 more source

Region-specific RNA m6A methylation represents a new layer of control in the gene regulatory network in the mouse brain [PDF]

open access: yesOpen Biology, 2017
N6-methyladenosine (m6A) is the most abundant epitranscriptomic mark found on mRNA and has important roles in various physiological processes. Despite the relatively high m6A levels in the brain, its potential functions in the brain remain largely ...
Mengqi Chang   +10 more
doaj   +1 more source

DNA methylation in chromatin - complexes and mechanisms [PDF]

open access: yes, 2010
The DNA in the eukaryotic genome is packaged into chromatin whose basic repeating unit is the nucleosome consisting of 147bp of DNA wrapped around an octameric histone core.
Felle, Max
core   +1 more source

Ancient and novel small RNA pathways compensate for the loss of piRNAs in multiple independent nematode lineages [PDF]

open access: yes, 2015
Date of Acceptance: 02/01/2015Small RNA pathways act at the front line of defence against transposable elements across the Eukaryota. In animals, Piwi interacting small RNAs (piRNAs) are a crucial arm of this defence.
Jones, John T.   +60 more
core   +2 more sources

The role of mRNA m6A methylation in the nervous system

open access: yesCell & Bioscience, 2019
Epitranscriptomics, also known as “RNA epigenetics”, is a chemical modification for RNA regulation. Ribonucleic acid (RNA) methylation is considered to be a major discovery following the deoxyribonucleic acid (DNA) and histone methylation. Messenger RNA (
Jiashuo Li   +8 more
doaj   +1 more source

Ginsenoside Rh2 reduces m6A RNA methylation in cancer via the KIF26B-SRF positive feedback loop

open access: yesJournal of Ginseng Research, 2021
Background: The underlying mechanisms of the potential tumor-suppressive effects of ginsenoside Rh2 are complex. N6-methyladenosine (m6A) RNA methylation is usually dysregulated in cancer.
Chunmei Hu   +5 more
doaj   +1 more source

Multiple functions of m6A RNA methylation in cancer

open access: yesJournal of Hematology & Oncology, 2018
First identified in 1974, m6A RNA methylation, which serves as a predominant internal modification of RNA in higher eukaryotes, has gained prodigious interest in recent years. Modifications of m6A are dynamic and reversible in mammalian cells, which have
Yutian Pan   +4 more
doaj   +1 more source

The potential regulatory role of RNA methylation in ovarian cancer

open access: yesRNA Biology, 2023
Updates in whole genome sequencing technologies have revealed various RNA modifications in cancer, among which RNA methylation is a frequent posttranscriptional modification.
Shijie Zhao   +5 more
doaj   +1 more source

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