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Identification of RNA silencing suppressor encoded by citrus chlorotic dwarf-associated virus [PDF]

open access: yesFrontiers in Microbiology
IntroductionCitrus chlorotic dwarf-associated virus (CCDaV) is an economically important citrus virus associated with leaf curling, deformation, and chlorosis found in China.
Xiao Ye   +6 more
doaj   +2 more sources

Resistance gene Ty-1 restricts TYLCV infection in tomato by increasing RNA silencing [PDF]

open access: yesVirology Journal
A major antiviral mechanism in plants is mediated by RNA silencing through the action of DICER-like (DCL) proteins, which cleave dsRNA into discrete small RNA fragments, and ARGONAUTE (AGO) proteins, which use the small RNAs to target single-stranded RNA.
Xiaofang Ma   +3 more
doaj   +2 more sources

Global Analysis of RNA-Dependent RNA Polymerase-Dependent Small RNAs Reveals New Substrates and Functions for These Proteins and SGS3 in Arabidopsis

open access: yesNon-Coding RNA, 2021
RNA silencing pathways control eukaryotic gene expression transcriptionally or posttranscriptionally in a sequence-specific manner. In RNA silencing, the production of double-stranded RNA (dsRNA) gives rise to various classes of 20–24 nucleotide (nt ...
Xia Hua   +5 more
doaj   +1 more source

Small silencing RNAs [PDF]

open access: yesCurrent Biology, 2007
PIWI-interacting RNAs (piRNAs), 24–30 nucleotide long RNAs found in the germ cells of animals, are unique among small silencing RNAs in that they require neither an RdRP nor Dicer for their production (Figure 1Figure 1C). Instead, they are thought to derive from single-stranded precursor RNAs tens or hundreds of thousands of nucleotides long.
Matranga, Christian, Zamore, Phillip D.
openaire   +2 more sources

RNA decay is an antiviral defense in plants that is counteracted by viral RNA silencing suppressors. [PDF]

open access: yesPLoS Pathogens, 2018
Exonuclease-mediated RNA decay in plants is known to be involved primarily in endogenous RNA degradation, and several RNA decay components have been suggested to attenuate RNA silencing possibly through competing for RNA substrates.
Fangfang Li, Aiming Wang
doaj   +1 more source

Fungal Virus, FgHV1-Encoded p20 Suppresses RNA Silencing through Single-Strand Small RNA Binding

open access: yesJournal of Fungi, 2022
Fungal viruses are widespread in fungi infecting plants, insects and animals. High-throughput sequencing has rapidly led to the discovery of fungal viruses. However, the interactive exploration between fungi and viruses is relatively limited.
Shuangchao Wang   +5 more
doaj   +1 more source

The VP3 factor from viruses of Birnaviridae family suppresses RNA silencing by binding both long and small RNA duplexes. [PDF]

open access: yesPLoS ONE, 2012
RNA silencing is directly involved in antiviral defense in a wide variety of eukaryotic organisms, including plants, fungi, invertebrates, and presumably vertebrate animals.
Adrian Valli   +6 more
doaj   +1 more source

Aubergine iCLIP Reveals piRNA-Dependent Decay of mRNAs Involved in Germ Cell Development in the Early Embryo

open access: yesCell Reports, 2015
The Piwi-interacting RNA (piRNA) pathway plays an essential role in the repression of transposons in the germline. Other functions of piRNAs such as post-transcriptional regulation of mRNAs are now emerging.
Bridlin Barckmann   +11 more
doaj   +1 more source

Transcriptome Profiling Reveals a Petunia Transcription Factor, PhCOL4, Contributing to Antiviral RNA Silencing

open access: yesFrontiers in Plant Science, 2022
RNA silencing is a common antiviral mechanism in eukaryotic organisms. However, the transcriptional regulatory mechanism that controls the RNA silencing process remains elusive.
Yingru Xu   +9 more
doaj   +1 more source

Mechanisms of resistance to viruses

open access: yesPlant Protection Science, 2002
Resistance associated with a hypersensitive response (HR) and subsequent development of necrotic lesions (cell death) at the sites of virus infection can restrict virus movement in plants. Genes for HR are dominant and act on a gene-for-gene basis.
J.P.T. Valkonen
doaj   +1 more source

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