Results 21 to 30 of about 452,517 (308)

Genomic prediction in plants: opportunities for ensemble machine learning based approaches [version 2; peer review: 1 approved, 2 approved with reservations]

open access: yesF1000Research, 2023
Background: Many studies have demonstrated the utility of machine learning (ML) methods for genomic prediction (GP) of various plant traits, but a clear rationale for choosing ML over conventionally used, often simpler parametric methods, is still ...
Aalt D.J. van Dijk   +4 more
doaj   +1 more source

RNA interference-mediated co-transcriptional gene silencing in fission yeast [PDF]

open access: yes, 2012
In the last decade or so, RNA interference (RNAi) has gained unanticipated recognition in the fields of RNA biology and gene regulation. It exists in a wide variety of eukaryotic organisms, and various forms of RNAi are involved in diverse biological ...
Woolcock, Katrina Jane
core   +1 more source

Transcriptional Silencing of Geminiviral Promoter-Driven Transgenes Following Homologous Virus Infection

open access: yesMolecular Plant-Microbe Interactions, 2003
Promoters isolated from the Tomato leaf curl virus (TLCV) drive both constitutive and tissue-specific expression in transgenic tobacco. Following systemic TLCV infection of plants stably expressing TLCV promoter:GUS transgenes, transgene expression ...
Mark Seemanpillai   +3 more
doaj   +1 more source

Application of RNA Interference to Root-Knot Nematode Genes Encoding Esophageal Gland Proteins

open access: yesMolecular Plant-Microbe Interactions, 2005
Plant parasitic nematodes have been, so far, refractory to transformation or mutagenesis. The functional analysis of nematode genes relies on the development of reverse genetic tools adapted to these obligate parasites.
M.-N. Rosso   +4 more
doaj   +1 more source

Xist-mediated silencing requires additive functions of SPEN and Polycomb together with differentiation-dependent recruitment of SmcHD1

open access: yesCell Reports, 2022
Summary: X chromosome inactivation (XCI) is mediated by the non-coding RNA Xist, which directs chromatin modification and gene silencing in cis. The RNA binding protein SPEN and associated corepressors have a central role in Xist-mediated gene silencing.
Joseph S. Bowness   +8 more
doaj   +1 more source

The RNA Polymerase II-associated factor 1 complex represses small-RNA-mediated heterochromatin formation and gene silencing [PDF]

open access: yes, 2015
RNAi interference (RNAi) is a highly conserved regulatory mechanism employed by almost all Eukaryotes. With RNAi organisms can modulate the expression of endogenous genes and protect the integrity and identity of their genomes.
Kowalik, Katarzyna Maria
core   +1 more source

Secondary siRNAs in Plants: Biosynthesis, Various Functions, and Applications in Virology

open access: yesFrontiers in Plant Science, 2021
The major components of RNA silencing include both transitive and systemic small RNAs, which are technically called secondary sRNAs. Double-stranded RNAs trigger systemic silencing pathways to negatively regulate gene expression.
Neeti Sanan-Mishra   +4 more
doaj   +1 more source

The role of TNRC6 proteins in gene silencing [PDF]

open access: yes, 2013
Proteins of the GW182 family have recently emerged as key players in miRNAmediated gene silencing. They have been shown to interact with Argonaute proteins, components of the RISC and are assumed to mediate the repression in metazoa. Three paralogues are
Zipprich, Jakob Theophil
core   +1 more source

The post-transcriptional gene silencing pathway in Eucalyptus

open access: yesGenetics and Molecular Biology, 2005
Post-transcriptional gene silencing (PTGS) is a conserved surveillance mechanism that identifies and cleaves double-stranded RNA molecules and their cellular cognate transcripts.
Flávio Tetsuo Sassaki   +2 more
doaj   +1 more source

The Whys and Wherefores of Transitivity in Plants

open access: yesFrontiers in Plant Science, 2020
Transitivity in plants is a mechanism that produces secondary small interfering RNAs (siRNAs) from a transcript targeted by primary small RNAs (sRNAs). It expands the silencing signal to additional sequences of the transcript.
Felipe F. de Felippes   +1 more
doaj   +1 more source

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