Results 21 to 30 of about 323,185 (236)

The Identification of Two RNA Modification Patterns and Tumor Microenvironment Infiltration Characterization of Lung Adenocarcinoma

open access: yesFrontiers in Genetics, 2022
Background: RNA modification plays an important role in many diseases. A comprehensive study of tumor microenvironment (TME) characteristics mediated by RNA modification regulators will improve the understanding of TME immune regulation.Methods: We ...
Wan He   +11 more
doaj   +1 more source

Quantitative analysis of snoRNA association with pre-ribosomes and release of snR30 by Rok1 helicase [PDF]

open access: yes, 2008
In yeast, three small nucleolar RNAs (snoRNAs) are essential for the processing of pre-ribosomal RNA—U3, U14 and snR30—whereas 72 non-essential snoRNAs direct site-specific modification of pre-rRNA. We applied a quantitative screen for alterations in the
Bohnsack, Markus   +2 more
core   +1 more source

Comprehensive identification of diverse ribosomal RNA modifications by targeted nanopore direct RNA sequencing and JACUSA2

open access: yesRNA Biology, 2023
Ribosomal RNAs are decorated by numerous post-transcriptional modifications whose exact roles in ribosome biogenesis, function, and human pathophysiology remain largely unknown.
Isabel S. Naarmann-de Vries   +7 more
doaj   +1 more source

Nanoparticle-Induced m6A RNA Modification: Detection Methods, Mechanisms and Applications

open access: yesNanomaterials, 2022
With the increasing application of nanoparticles (NPs) in medical and consumer applications, it is necessary to ensure their safety. As m6A (N6-methyladenosine) RNA modification is one of the most prevalent RNA modifications involved in many diseases and
Yi Wang   +3 more
doaj   +1 more source

Broad role for YBX1 in defining the small noncoding RNA composition of exosomes. [PDF]

open access: yes, 2017
RNA is secreted from cells enclosed within extracellular vesicles (EVs). Defining the RNA composition of EVs is challenging due to their coisolation with contaminants, lack of knowledge of the mechanisms of RNA sorting into EVs, and limitations of ...
Lambowitz, Alan M   +6 more
core   +1 more source

RNA modification by M6A methylation in cardiovascular diseases: Current trends and future directions

open access: yesFrigid Zone Medicine, 2022
N6-methyladenosine (M6A) is the most common modification in eukaryotic RNAs for the regulation of RNA transcription, processing, splicing, degradation, and translation.
Wang Jinglin, Zha Lingfeng
doaj   +1 more source

microRNA-mediated differential expression of TRMU, GTPBP3 and MTO1 in cell models of mitochondrial-DNA diseases

open access: yesScientific Reports, 2017
Mitochondrial diseases due to mutations in the mitochondrial (mt) DNA are heterogeneous in clinical manifestations but usually include OXPHOS dysfunction. Mechanisms by which OXPHOS dysfunction contributes to the disease phenotype invoke, apart from cell
Salvador Meseguer   +8 more
doaj   +1 more source

Identification of a novel methyltransferase, Bmt2, responsible for the N-1-methyl-adenosine base modification of 25S rRNA in "Saccharomyces cerevisiae" [PDF]

open access: yes, 2013
The 25S rRNA of yeast contains several base modifications in the functionally important regions. The enzymes responsible for most of these base modifications remained unknown.
Entian, Karl-Dieter   +3 more
core   +1 more source

ALKBHs-facilitated RNA modifications and de-modifications [PDF]

open access: yesDNA Repair, 2016
The AlkB gene that protects E.coli against methylation damage to DNA was identified more than 3 decades ago. 20 years later, the AlkB protein was shown to catalyze repair of methylated DNA base lesions by oxidative demethylation. Two human AlkB homologs were characterized with similar DNA repair activities and seven additional human AlkB homologs were ...
Endalkachew, A Alemu   +2 more
openaire   +2 more sources

Instrumental analysis of RNA modifications [PDF]

open access: yesCritical Reviews in Biochemistry and Molecular Biology, 2021
Organisms from all domains of life invest a substantial amount of energy for the introduction of RNA modifications into nearly all transcripts studied to date. Instrumental analysis of RNA can focus on the modified residues and reveal the function of these epitranscriptomic marks.
Yasemin Yoluç   +9 more
openaire   +3 more sources

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