Results 131 to 140 of about 75,724 (336)

Animal Dicer and plant Dicer-like proteins [PDF]

open access: yesBioTechnologia, 2014
Marek Figlerowicz   +3 more
openaire   +2 more sources

A Role for Dicer in Aging and Stress Survival [PDF]

open access: yesCell Metabolism, 2012
The link between aging and stress resistance is well established, but the nature of this relationship and which mechanisms are shared is still unknown. Mori et al. (2012) demonstrate that microRNA processing, specifically in adipose tissues, is a major component in aging and stress survival.
openaire   +3 more sources

High‐Resolution Electron‐Beam Poling of X‐Cut Lithium Niobate Thin Films

open access: yesAdvanced Optical Materials, EarlyView.
A new periodic poling technique using electron beams to create stable, high‐quality ferroelectric patterns is developed in x‐cut thin‐film lithium niobate (TFLN). The method works at room temperature with both standard and MgO‐doped materials, affords ferroelectric domain pitches as small as 375 nm, and lends itself to seamless integration with state ...
Halvor R. Fergestad   +3 more
wiley   +1 more source

Control of chicken CR1 retrotransposons is independent of Dicer-mediated RNA interference pathway

open access: yes, 2016
BACKGROUND: Dicer is an RNase III-ribonuclease that initiates the formation of small interfering RNAs as a defence against genomic parasites such as retrotransposons.
Cho, Soo-Young   +3 more
core   +1 more source

The many faces of Dicer: the complexity of the mechanisms regulating Dicer gene expression and enzyme activities

open access: yesNucleic Acids Research, 2015
There is increasing evidence indicating that the production of small regulatory RNAs is not the only process in which ribonuclease Dicer can participate. For example, it has been demonstrated that this enzyme is also involved in chromatin structure remodelling, inflammation and apoptotic DNA degradation.
Anna Urbanowicz   +6 more
openaire   +3 more sources

Precision‐Engineered Plasmonic Nanostar Arrays for High‐Performance SERS Sensing

open access: yesAdvanced Optical Materials, EarlyView.
Highly ordered and dose‐controlled arrays of gold nanodiscs are created using the dots‐on‐the‐fly EBL technique and subsequently converted into nanostar arrays. This technique unlocks the reproducible and robust fabrication of highly efficient SERS substrates. Abstract Surface‐enhanced Raman scattering (SERS) spectroscopy has emerged as a powerful tool
Alexandre Chícharo   +9 more
wiley   +1 more source

USP7 reduces the level of nuclear DICER, impairing DNA damage response and promoting cancer progression

open access: yesMolecular Oncology
Endoribonuclease DICER is an RNase III enzyme that mainly processes microRNAs in the cytoplasm but also participates in nuclear functions such as chromatin remodelling, epigenetic modification and DNA damage repair. The expression of nuclear DICER is low
Xiaojia Liu   +14 more
doaj   +1 more source

Key Enzymes and Proteins of Crop Insects as Candidate for RNAi Based Gene Silencing

open access: yesFrontiers in Physiology, 2015
RNA interference (RNAi) is a mechanism of homology dependent gene silencing present in plants and animals. It operates through 21-24 nucleotides small RNAs which are processed through a set of core enzymatic machinery that involves Dicer and Argonaute ...
Vijaya Sudhakara Rao K   +3 more
doaj   +1 more source

Illuminating Quantum Phenomena in 2D Materials: The Power of Optical Spectroscopy

open access: yesAdvanced Optical Materials, EarlyView.
Atomically thin 2D materials host quantum tunnelling, plasmonic and excitonic phenomena driven by reduced dimensionality and strong many‐body interactions. This review links these effects to state‐of‐the‐art optical probes—NSOM, pump–probe, CARS, TRR, and optical frequency comb spectroscopy—highlighting how their ultrahigh spatial–temporal resolution ...
Yuhui Zhou   +4 more
wiley   +1 more source

Modulation of microRNA activity by semi-microRNAs (smiRNAs)

open access: yesFrontiers in Genetics, 2012
The ribonuclease Dicer plays a central role in the microRNA pathway by catalyzing the formation of 19 to 24-nucleotide (nt) long microRNAs. Subsequently incorporated into Ago2 effector complexes, microRNAs are known to regulate messenger RNA (mRNA ...
Isabelle ePlante   +6 more
doaj   +1 more source

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