Results 91 to 100 of about 998,624 (255)

Insights into the assembly and architecture of a Staufen-mediated mRNA decay (SMD)-competent mRNP

open access: yesNature Communications, 2019
The Staufen proteins recognize secondary structures in 3’-untranslated regions in mRNA transcripts and induce degradation of these mRNAs with the help of the RNA helicase UPF1.
Manjeera Gowravaram   +4 more
doaj   +1 more source

Mechanistic aspects of mRNA targeting for nonsense-mediated mRNA decay in human cells

open access: yes, 2013
The nonsense-mediated mRNA decay (NMD) pathway is best known as a translation-coupled quality control system that recognizes and degrades aberrant mRNAs with ORF-truncating premature termination codons (PTCs), but a more general role of NMD in ...
Mühlemann, Oliver
core  

Copper‐Driven Epithelial Barrier Disruption: A Novel Mechanism of COPD Acute Exacerbations Mediated by the TNF‐α/ATP7A Axis

open access: yesAdvanced Science, EarlyView.
This study reveals a copper‐driven mechanism of COPD acute exacerbations mediated by the TNF‐α/ATP7A axis. TNF‐α suppresses the copper transporter ATP7A via competitive NF‐κB/CREB1/CBP signaling, resulting in intracellular copper accumulation, mitochondrial oxidative stress, and epithelial barrier disruption.
Xinru Xiao   +7 more
wiley   +1 more source

Investigation of the role of PNRC2 in nonsense-mediated mRNA decay in human cells

open access: yes, 2016
Nonsense-mediated mRNA decay (NMD) is best known as a eukaryotic surveillance mechanism that targets mRNAs containing premature termination codons (PTCs) for degradation.
Colombo, Martino   +3 more
core   +1 more source

Dual RNA Processing Roles of Pat1b via Cytoplasmic Lsm1-7 and Nuclear Lsm2-8 Complexes

open access: yesCell Reports, 2017
Summary: Pat1 RNA-binding proteins, enriched in processing bodies (P bodies), are key players in cytoplasmic 5′ to 3′ mRNA decay, activating decapping of mRNA in complex with the Lsm1-7 heptamer.
Caroline Vindry   +10 more
doaj   +1 more source

Decay Functions and Offender Spatial Processes [PDF]

open access: yes, 2011
Although it is now well established across diverse samples that the frequency of offending ‘decays’ as distance from the home/base increases, it remains unclear what form of decay function best characterises this relationship.
Youngs, Donna   +4 more
core   +1 more source

Mitochondria and Neuromast Tagging With Fluorescent Gallium‐Triapine Analogues: In Cellulo MP FLIM and Zebrafish Live Imaging

open access: yesAdvanced Science, EarlyView.
Fluorescent BODIPY‐conjugated thiosemicarbazone ligands and their Ga(III), In(III), and Fe(III) complexes, inspired by Triapine, are developed as theranostic agents. Multiphoton FLIM and confocal microscopy in cancer cells and zebrafish reveal real‐time uptake, mitochondrial localisation, and whilst spectroscopic assays indicated preserved complex ...
Megan J. Green   +15 more
wiley   +1 more source

eIF4E-bound mRNPs are substrates for nonsense-mediated mRNA decay in mammalian cells

open access: yes, 2013
Eukaryotic mRNAs with premature translation-termination codons (PTCs) are recognized and degraded by a process referred to as nonsense-mediated mRNA decay (NMD).
Rufener, Simone
core  

NeuroSuite for Long‐Term Functional and Structural Studies of Air‐Liquid Interface Cerebral Organoids

open access: yesAdvanced Science, EarlyView.
NeuroSuite provides a modular hardware‐software platform integrating Neuroweb and NeuroMaps to enable long‐term, in situ electrophysiological interrogation of air–liquid interface organoid slices while preserving tissue architecture. Its components can be used together or independently to capture real‐time activity, spatial network dynamics, and ...
Belquis Haider   +14 more
wiley   +1 more source

Innate Immunocompetent hiPSC‐Derived Neurospheroids Capture Early CNS Responses to rAAV

open access: yesAdvanced Science, EarlyView.
Knowledge of human CNS immune responses to AAV‐based gene therapies remains limited due to the lack of immune‐competent human models. Here, a hiPSC‐derived 3D neuroimmune platform integrating neurospheroids and microglia is established using stirred‐tank bioreactors.
Catarina M. Gomes   +14 more
wiley   +1 more source

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