Results 21 to 30 of about 522,625 (254)

Hybridization Properties of RNA Containing 8-Methoxyguanosine and 8-Benzyloxyguanosine. [PDF]

open access: yesPLoS ONE, 2015
Modified nucleobase analogues can serve as powerful tools for changing physicochemical and biological properties of DNA or RNA. Guanosine derivatives containing bulky substituents at 8 position are known to adopt syn conformation of N-glycoside bond.
Daniel Sylwester Baranowski   +3 more
doaj   +1 more source

The emerging role of RNA modifications in the regulation of mRNA stability

open access: yesExperimental and Molecular Medicine, 2020
Gene activity: the significance of RNA modification Messenger RNA molecules play their key role in directing the manufacture of proteins via translating the genetic information in DNA.
Sung Ho Boo, Yoon Ki Kim
doaj   +1 more source

Stability of RNA virus attenuation approaches [PDF]

open access: yesVaccine, 2011
The greatest risk from live-attenuated vaccines is reversion to virulence. Particular concerns arise for RNA viruses, which exhibit high mutation frequencies. We examined the stability of 3 attenuation strategies for the alphavirus, Venezuelan equine encephalitis virus (VEEV): a traditional, point mutation-dependent attenuation approach exemplified by ...
Joan L, Kenney   +5 more
openaire   +2 more sources

Immunostimulating capacities of stabilized RNA molecules [PDF]

open access: yesEuropean Journal of Immunology, 2004
AbstractSince direct injection of naked mRNA induces an immune response, we tested the capacity of RNA to signal danger. We show here that mRNA molecules that are protected from immediate degradation either through interaction with cationic proteins (trans protection) or through chemical modification of the phosphodiester backbone (phosphorothioate RNA;
Birgit, Scheel   +8 more
openaire   +2 more sources

Salt-Dependent RNA Pseudoknot Stability: Effect of Spatial Confinement

open access: yesFrontiers in Molecular Biosciences, 2021
Macromolecules, such as RNAs, reside in crowded cell environments, which could strongly affect the folded structures and stability of RNAs. The emergence of RNA-driven phase separation in biology further stresses the potential functional roles of ...
Chenjie Feng   +4 more
doaj   +1 more source

A tudor domain protein, SIMR-1, promotes siRNA production at piRNA-targeted mRNAs in C. elegans

open access: yeseLife, 2020
piRNAs play a critical role in the regulation of transposons and other germline genes. In Caenorhabditis elegans, regulation of piRNA target genes is mediated by the mutator complex, which synthesizes high levels of siRNAs through the activity of an RNA ...
Kevin I Manage   +12 more
doaj   +1 more source

Characterization of RNA hairpin loop stability [PDF]

open access: yesNucleic Acids Research, 1988
Fifteen RNA hairpins that share the same stem sequence and have homopolymer loops of A, C and U residues which vary in length from three to nine nucleotides were synthesized and their thermal stabilities determined. Tm varies as a function of loop size but is almost independent of loop composition.
D R, Groebe, O C, Uhlenbeck
openaire   +2 more sources

Targeted mRNA demethylation in Arabidopsis using plant m6A editor

open access: yesPlant Methods, 2023
Background N6-methyladenosine (m6A) is an important epigenetic modification involved in RNA stability and translation regulation. Manipulating the expression of RNA m6A methyltransferases or demethylases makes it difficult to study the effect of specific
Ruiqiu Fang   +3 more
doaj   +1 more source

Dual function of SF3B2 on chromatin and RNA to regulate transcription in head and neck squamous cell carcinoma

open access: yesCell & Bioscience, 2022
RNA is spliced concomitantly with transcription and the process is organized by RNA splicing factors, transcriptional regulators, and chromatin regulators. RNA is spliced in close proximity to transcription machinery. Hence, some RNA splicing factors may
Koji Kitamura   +6 more
doaj   +1 more source

Abnormal RNA stability in amyotrophic lateral sclerosis

open access: yesNature Communications, 2018
RNA instability may be a contributing factor in amyotrophic lateral sclerosis (ALS). Here the authors carry out genome-wide assessment of RNA synthesis and stability in cells derived from patients with C9orf72 ALS, sporadic ALS and healthy controls.
E. M. Tank   +16 more
doaj   +1 more source

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