Results 11 to 20 of about 238,840 (242)

TLR Ignores Methylated RNA? [PDF]

open access: yesImmunity, 2005
CpG methylation of DNA silences TLR9-mediated innate immune recognition. In this issue of Immunity, Kariko et al (2005) suggest that the innate immune recognition of RNA by TLR3, TLR7, or TLR8 is in fact controlled by modification of nucleotides, including methylation.
Ishii, Ken J., Akira, Shizuo
openaire   +2 more sources

RNA-directed DNA methylation [PDF]

open access: yesCurrent Opinion in Plant Biology, 2011
DNA methylation is an important epigenetic mechanism for silencing transposons and other repetitive elements, and for stable repression of specific transgenes and endogenous genes. Plants can utilize small interfering RNAs (siRNAs) to guide de novo DNA methyltransferases for the establishment of sequence-specific DNA methylation.
Huiming, Zhang, Jian-Kang, Zhu
openaire   +2 more sources

Role of Main RNA Methylation in Hepatocellular Carcinoma: N6-Methyladenosine, 5-Methylcytosine, and N1-Methyladenosine

open access: yesFrontiers in Cell and Developmental Biology, 2021
RNA methylation is considered a significant epigenetic modification, a process that does not alter gene sequence but may play a necessary role in multiple biological processes, such as gene expression, genome editing, and cellular differentiation.
Yating Xu   +24 more
doaj   +1 more source

The RNAs of RNA-directed DNA methylation [PDF]

open access: yesBiochimica et Biophysica Acta (BBA) - Gene Regulatory Mechanisms, 2017
RNA-directed chromatin modification that includes cytosine methylation silences transposable elements in both plants and mammals, contributing to genome defense and stability. In Arabidopsis thaliana, most RNA-directed DNA methylation (RdDM) is guided by small RNAs derived from double-stranded precursors synthesized at cytosine-methylated loci by ...
Jered M, Wendte, Craig S, Pikaard
openaire   +2 more sources

RNA-directed DNA Methylation

open access: yesPLOS Genetics, 2020
RNA-directed DNA methylation (RdDM) is a biological process in which non-coding RNA molecules direct the addition of DNA methylation to specific DNA sequences. The RdDM pathway is unique to plants, although other mechanisms of RNA-directed chromatin modification have also been described in fungi and animals.
Robert M. Erdmann, Colette L. Picard
openaire   +4 more sources

RNA methylation and cancer treatment

open access: yesPharmacological Research, 2021
To this date, over 100 different types of RNA modification have been identified. Methylation of different RNA species has emerged as a critical regulator of transcript expression. RNA methylation and its related downstream signaling pathways are involved in plethora biological processes, including cell differentiation, sex determination and stress ...
Baochen, Yang   +5 more
openaire   +2 more sources

Bibliometric and visual analysis of RAN methylation in cardiovascular disease

open access: yesFrontiers in Cardiovascular Medicine, 2023
BackgroundRNA methylation is associated with cardiovascular disease (CVD) occurrence and development. The purpose of this study is to visually analyze the results and research trends of global RNA methylation in CVD.MethodsArticles and reviews on RNA ...
Boce Song   +7 more
doaj   +1 more source

Dynamic regulation and key roles of ribonucleic acid methylation

open access: yesFrontiers in Cellular Neuroscience, 2022
Ribonucleic acid (RNA) methylation is the most abundant modification in biological systems, accounting for 60% of all RNA modifications, and affects multiple aspects of RNA (including mRNAs, tRNAs, rRNAs, microRNAs, and long non-coding RNAs ...
Jia Zou   +14 more
doaj   +1 more source

Revisiting RNA-directed DNA methylation [PDF]

open access: yesRNA Biology, 2013
RNA-directed DNA methylation (RdDM) involves sequence-specific guiding of the de novo methylation machinery to complementary genomic DNA by RNA molecules. It is still elusive whether guide RNAs bind directly to DNA or to nascent transcripts produced from it. Even the nature of the guide RNAs is not elucidated. RNA interference (RNAi) studies provided a
Athanasios, Dalakouras   +1 more
openaire   +2 more sources

Flavivirus RNA methylation

open access: yesJournal of General Virology, 2014
The 5′ end of eukaryotic mRNA contains the type-1 (m7GpppNm) or type-2 (m7GpppNmNm) cap structure. Many viruses have evolved various mechanisms to develop their own capping enzymes (e.g. flavivirus and coronavirus) or to ‘steal’ caps from host mRNAs (e.g. influenza virus).
Hongping, Dong   +5 more
openaire   +2 more sources

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