Results 111 to 120 of about 406,930 (327)

Genome-wide survey of ribosome collision

open access: yesbioRxiv, 2019
In protein synthesis, ribosome movement is not always smooth and is rather often impeded for numerous reasons. Although the deceleration of the ribosome defines the fates of the mRNAs and synthesizing proteins, fundamental issues remain to be addressed ...
Peixun Han   +8 more
semanticscholar   +1 more source

The First Review on Nano‐Agricultural Applications of MXene and MBene‐Based Materials for Plant‐Immunoengineering, Controlled Protection, and Inducing Biostimulation Mechanisms

open access: yesAdvanced Materials, EarlyView.
MXene and MBene nanomaterials show significant potential in addressing critical challenges in biomedicine, applied biology, agriculture, and the environment. From a nano‐agricultural perspective, this relatively young field has witnessed emerging advances towards applications for plant‐immunoengineering, biostimulation, and controlled delivery ...
Alireza Rafieerad   +3 more
wiley   +1 more source

Knock-Down of a Novel snoRNA in Tetrahymena Reveals a Dual Role in 5.8S rRNA Processing and Generation of a 26S rRNA Fragment

open access: yesBiomolecules, 2018
In eukaryotes, 18S, 5.8S, and 28S rRNAs are transcribed as precursor molecules that undergo extensive modification and nucleolytic processing to form the mature rRNA species. Central in the process are the small nucleolar RNAs (snoRNAs).
Kasper L. Andersen, Henrik Nielsen
doaj   +1 more source

A ribosome assembly stress response regulates transcription to maintain proteome homeostasis

open access: yesbioRxiv, 2019
Ribosome biogenesis is a complex and energy-demanding process requiring tight coordination of ribosomal RNA (rRNA) and ribosomal protein (RP) production. Alteration of any step in this process may impact growth by leading to proteotoxic stress.
B. Albert   +8 more
semanticscholar   +1 more source

Piezoelectric Stimulation of Neural Cells: Exploring the Synergistic Potential of Hybrid Scaffolds for Enhanced Regeneration

open access: yesAdvanced Materials Interfaces, EarlyView.
Hybrid piezoelectric scaffolds offer a promising route for Central Nervous System regeneration by combining structural and electrical cues to support neural stem cell growth. This review highlights their potential to overcome current challenges in neural tissue engineering by exploring porous hybrid materials, their biological interactions, and ...
Heather F. Titterton   +2 more
wiley   +1 more source

Importance of potassium ions for ribosome structure and function revealed by long-wavelength X-ray diffraction

open access: yesNature Communications, 2019
The ribosome, the largest RNA-containing macromolecular machinery in cells, requires metal ions not only to maintain its three-dimensional fold but also to perform protein synthesis.
A. Rozov   +8 more
semanticscholar   +1 more source

Uncharged tRNA Activates GCN2 by Displacing the Protein Kinase Moiety from a Bipartite tRNA-Binding Domain [PDF]

open access: yes, 2000
Protein kinase GCN2 regulates translation in amino acid–starved cells by phosphorylating eIF2. GCN2 contains a regulatory domain related to histidyl-tRNA synthetase (HisRS) postulated to bind multiple deacylated tRNAs as a general sensor of starvation ...
Anderson, James T.   +4 more
core   +1 more source

Therapeutic Antibodies for Mosquito‐Borne Orthoflavivirus Infections: Discovery, Engineering Approaches, and Advances in mRNA‐Based Delivery Systems

open access: yesAdvanced Therapeutics, EarlyView.
This review explores how antibody engineering and display technologies are driving therapeutic advances against mosquito‐borne orthoflaviviruses such as Zika, dengue, and yellow fever viruses. It highlights diverse neutralizing targets on the envelope protein, including the conserved fusion loop, and discusses how Fc engineering, rational antigen ...
Ana Clara Barbosa Antonelli   +5 more
wiley   +1 more source

Ageing exacerbates ribosome pausing to disrupt cotranslational proteostasis

open access: yesNature, 2022
K. Stein   +4 more
semanticscholar   +1 more source

Ribosome Biogenesis in Plants: From Functional 45S Ribosomal DNA Organization to Ribosome Assembly Factors[OPEN]

open access: yesThe Plant Cell, 2019
The functional organization of ribosomal DNA and ribosome assembly in plants is described, along with recent findings concerning a plant-specific mechanism involved in ribosome stress responses.
J. Sáez-Vásquez, M. Delseny
semanticscholar   +1 more source

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