Results 31 to 40 of about 43,543 (282)

Expansion and Divergence of Argonaute Genes in the Oomycete Genus Phytophthora

open access: yesFrontiers in Microbiology, 2018
Modulation of gene expression through RNA interference is well conserved in eukaryotes and is involved in many cellular processes. In the oomycete Phytophthora, research on the small RNA machinery and function has started to reveal potential roles in the
Stephanie R. Bollmann   +3 more
doaj   +1 more source

The ribosomal protein RACK1 is required for microRNA function in both C. elegans and humans [PDF]

open access: yes, 2011
Despite the importance of microRNAs (miRNAs) in gene regulation, it is unclear how the miRNA-Argonaute complex-or miRNA-induced silencing complex (miRISC)-can regulate the translation of their targets in such diverse ways.
Bajan, Sarah   +7 more
core   +3 more sources

Molecular medicine of microRNAs: structure, function and implications for diabetes [PDF]

open access: yes, 2008
MicroRNAs (miRNAs) are a family of endogenous small noncoding RNA molecules, of 19–28 nucleotides in length. In humans, up to 3% of all genes are estimated to encode these evolutionarily conserved sequences.
Duncan   +5 more
core   +1 more source

AGO unchained: Canonical and non-canonical roles of Argonaute proteins in mammals

open access: yesFrontiers in Bioscience-Landmark, 2020
Argonaute (AGO) proteins play key roles in animal physiology by binding to small RNAs and regulating the expression of their targets. In mammals, they do so through two distinct pathways: the miRNA pathway represses genes through a multiprotein complex ...
Laura Sala   +2 more
doaj   +1 more source

Inducible and reversible inhibition of miRNA-mediated gene repression in vivo

open access: yeseLife, 2021
Although virtually all gene networks are predicted to be controlled by miRNAs, the contribution of this important layer of gene regulation to tissue homeostasis in adult animals remains unclear.
Gaspare La Rocca   +19 more
doaj   +1 more source

Nucleotide bias of DCL and AGO in plant anti-virus gene silencing [PDF]

open access: yes, 2010
Plant Dicer-like (DCL) and Argonaute (AGO) are the key enzymes involved in anti-virus post-transcriptional gene silencing (AV-PTGS). Here we show that AV-PTGS exhibited nucleotide preference by calculating a relative AV-PTGS efficiency on processing ...
Dalmay, Tamas   +8 more
core   +1 more source

From transcription to translation: new insights in the structure and function of Argonaute protein

open access: yesBiomolecular Concepts, 2012
Argonaute proteins play a central role in gene silencing pathways mediated by small RNA molecules. The ancestral function of small RNA-dependent silencing is related to genome protection against parasitic nucleic acids, such as transposons and viruses ...
Giorgi Corinna   +2 more
doaj   +1 more source

Circular and Micro RNAs from Arabidopsis thaliana Flowers Are Simultaneously Isolated from AGO-IP Libraries

open access: yesPlants, 2019
Competing endogenous RNAs (ceRNAs) are natural transcripts that can act as endogenous sponges of microRNAs (miRNAs), modulating miRNA action upon target mRNAs. Circular RNAs (circRNAs) are one among the various classes of ceRNAs. They are produced from a
Érika Frydrych Capelari   +3 more
doaj   +1 more source

Mechanistic Insights into the Protection Effect of Argonaute–RNA Complex on the HCV Genome

open access: yesBiomolecules, 2022
While host miRNA usually plays an antiviral role, the relentless tides of viral evolution have carved out a mechanism to recruit host miRNA as a viral protector.
Haiming Zhuang   +8 more
doaj   +1 more source

Traffic into silence: endomembranes and post-transcriptional RNA silencing. [PDF]

open access: yes, 2014
microRNAs (miRNAs) and small interfering RNAs (siRNAs) are small RNAs that repress gene expression at the post-transcriptional level in plants and animals. Small RNAs guide Argonaute-containing RNA-induced silencing complexes to target RNAs in a sequence-
Chen, Xuemei   +2 more
core   +3 more sources

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