Results 71 to 80 of about 2,976,192 (192)

Preventing transcriptional gene silencing by active DNA demethylation [PDF]

open access: yesFEBS Letters, 2005
DNA methylation is important for stable transcriptional gene silencing. DNA methyltransferases for de novo as well as maintenance methylation have been well characterized. However, enzymes responsible for active DNA demethylation have been elusive and several reported mechanisms of active demethylation have been controversial. There has been a critical
Kapoor, Avnish   +2 more
openaire   +2 more sources

Diverging affinity of tospovirus RNA silencing suppressor proteins, NSs, for various RNA duplex molecules [PDF]

open access: yes, 2010
The tospovirus NSs protein was previously shown to suppress the antiviral RNA silencing mechanism in plants. Here the biochemical analysis of NSs proteins from different tospoviruses, using purified NSs or NSs containing cell extracts, is described.
Kormelink, R.J.M.   +16 more
core   +1 more source

Transcriptional control and gene silencing inPlasmodium falciparum

open access: yesCellular Microbiology, 2008
Infection with the apicomplexan parasite Plasmodium falciparum is associated with a high burden of morbidity and mortality across the developing world, yet the mechanisms of transcriptional control in this organism are poorly understood. While P. falciparum possesses many of the characteristics common to eukaryotic transcription, including much of the ...
Coleman, Bradley I.   +1 more
openaire   +2 more sources

Function of the upstream activating factor in chromatin structure organization and transcriptional regulation at the yeast ribosomal DNA [PDF]

open access: yes, 2010
Chromatin is the template of all processes involved in DNA metabolism in the eukaryotic cell. Accordingly, chromatin is a dynamic structure which changes in its composition and posttranslational modification correlating with the functional state of a ...
Götze, Hannah
core   +1 more source

Antiviral innate immune response of RNA interference

open access: yesJournal of Infection in Developing Countries, 2014
RNA interference (RNAi) is an ancient, natural process conserved among species from different kingdoms. RNAi is a transcriptional and post-transcriptional gene silencing mechanism in which, double-stranded RNA or hairpin RNA is cleaved by an RNase III ...
Abubaker Sidahmed   +3 more
doaj   +1 more source

RNA interference is responsible for reduction of transgene expression after Sleeping Beauty transposase mediated somatic integration. [PDF]

open access: yes, 2012
Integrating non-viral vectors based on transposable elements are widely used for genetically engineering mammalian cells in functional genomics and therapeutic gene transfer.
Anja Ehrhardt   +7 more
core   +2 more sources

Role of RNA Interference (RNAi) in the Moss Physcomitrella patens [PDF]

open access: yes, 2013
RNA interference (RNAi) is a mechanism that regulates genes by either transcriptional (TGS) or posttranscriptional gene silencing (PTGS), required for genome maintenance and proper development of an organism.
Arif, M.   +8 more
core   +2 more sources

Rhodopsin targeted transcriptional silencing by DNA-binding

open access: yeseLife, 2016
Transcription factors (TFs) operate by the combined activity of their DNA-binding domains (DBDs) and effector domains (EDs) enabling the coordination of gene expression on a genomic scale.
Salvatore Botta   +12 more
doaj   +1 more source

Gene silencing: Fleshing out the bones [PDF]

open access: yes, 2001
Genetic studies are revealing the pathway for RNA-mediated gene silencing. Short RNA molecules are the key, giving sequence specificity for RNA degradation and mediating communication within and between cells; these short RNAs are common to ...
Finnegan, E.Jean   +6 more
core   +1 more source

RNA-induced epigenetic silencing inhibits HIV-1 reactivation from latency

open access: yesRetrovirology, 2018
Background Current antiretroviral therapy is effective in controlling HIV-1 infection. However, cessation of therapy is associated with rapid return of viremia from the viral reservoir.
Catalina Méndez   +4 more
doaj   +1 more source

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