Results 111 to 120 of about 1,979,759 (307)

Lineage A betacoronavirus NS2 proteins and the homologous torovirus Berne pp1a carboxy-terminal domain are phosphodiesterases that antagonize activation of RNase L [PDF]

open access: yes, 2017
Viruses in the family Coronaviridae, within the order Nidovirales, are etiologic agents of a range of human and animal diseases, including both mild and severe respiratory diseases in humans.
Chen, Annie I   +9 more
core   +2 more sources

Elucidation of pathways of ribosomal RNA degradation: an essential role for RNase E

open access: yesRNA: A publication of the RNA Society, 2016
Although normally stable in growing cells, ribosomal RNAs are degraded under conditions of stress, such as starvation, and in response to misassembled or otherwise defective ribosomes in a process termed RNA quality control.
S. Sulthana   +2 more
semanticscholar   +1 more source

Metal Nanoclusters for Cancer Imaging and Treatment

open access: yesAdvanced Functional Materials, EarlyView.
This review aims to provide a comprehensive summary and discussion of the core–shell design capabilities of metal nanoclusters (NCs) at the atomic level for cancer imaging and treatment. It offers essential insights into the design principles of metal NCs while also encouraging the exploration of other nanomaterials and their potential theranostic ...
Haiguang Zhu   +5 more
wiley   +1 more source

A conformational RNA zipper promotes intron ejection during non-conventional XBP1 mRNA splicing. [PDF]

open access: yes, 2015
The kinase/endonuclease IRE1 is the most conserved signal transducer of the unfolded protein response (UPR), an intracellular signaling network that monitors and regulates the protein folding capacity of the endoplasmic reticulum (ER).
Acosta-Alvear, Diego   +3 more
core   +1 more source

Reconfigurable Nucleic Acid Nanoparticles with Therapeutic RNAi Responses to Intracellular Disease Markers

open access: yesAdvanced Functional Materials, EarlyView.
Many known diseases arise from dysregulated gene expression, and differentially expressed genes can serve as biomarkers to distinguish diseased cells from healthy tissues. In this study, reconfigurable nucleic acid nanoparticles (recNANPs) are introduced that can detect overexpressed cancer biomarkers and subsequently release RNAi inducers to silence ...
Yelixza I. Avila   +7 more
wiley   +1 more source

Herculin, a Fourth Member of the MyoD Family of Myogenic Regulatory Genes [PDF]

open access: yes, 1990
We have identified and cloned herculin, a fourth mouse muscle regulatory gene. Comparison of its DNA and deduced amino acid sequences with those of the three known myogenic genes (MyoD, myogenin, and Myf-5) reveals scattered short spans with similarity ...
Miner, Jeffrey H., Wold, Barbara J.
core   +1 more source

Oligohistidine‐Functionalized Single‐Walled Carbon Nanotube‐Guided RNA Delivery to Improve Shoot Regeneration Efficiency in Plant Calli

open access: yesAdvanced Functional Materials, EarlyView.
The pH‐sensitive His6‐SWNTs, which is functionalized with oligohistidine, can deliver STTM396 molecules into callus cells. The STTM396–SWNT complex treatments enhance shoot regeneration efficiency by regulating the miR396‐GRF module in Arabidopsis and tomato calli.
Yeong Yeop Jeong   +7 more
wiley   +1 more source

The Exosome Subunit Rrp44 Plays a Direct Role in RNA Substrate Recognition [PDF]

open access: yes, 2007
The exosome plays key roles in RNA maturation and surveillance, but it is unclear how target RNAs are identified. We report the functional characterization of the yeast exosome component Rrp44, a member of the RNase II family.
Anderson, James T.   +2 more
core   +2 more sources

Bioengineering a Patient‐Derived Vascularized Lung Tumor‐on‐Chip Model to Decipher Immunomodulation by the Endothelium

open access: yesAdvanced Healthcare Materials, EarlyView.
Most in vitro cancer models lack cellular diversity, functional complexity, and clinical relevance. This work highlights the generation of an innovative dynamic tetraculture with autologous patient‐derived cells within a vascularized tumor‐on‐chip, as well as the recapitulation of endothelial anergy features induced by the tumor microenvironment ...
Christine Lansche   +16 more
wiley   +1 more source

Actividad Ribonucleasa en el Látex de Calotropis procera (Aiton) W.T. Aiton y Pedilanthus tithymaloides (L.) Poit / Ribonuclease Activity in Latex from Calotropis procera (Aiton) W.T. Aiton and Pedilanthus tithymaloides (L.) Poit

open access: yesRevista Facultad Nacional de Agronomía Medellín, 2013
Las enzimas ribonucleasas (RNasas) han sido utilizadascon efectividad en el tratamiento de ciertos tipos de cáncer ypueden tener otras propiedades aplicables en biotecnología.
Emma Rueda de Arvelo   +2 more
doaj  

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