Results 101 to 110 of about 775,451 (311)

Consolidate Overview of Ribonucleic Acid Molecular Dynamics: From Molecular Movements to Material Innovations

open access: yesAdvanced Engineering Materials, EarlyView.
Molecular dynamics simulations are advancing the study of ribonucleic acid (RNA) and RNA‐conjugated molecules. These developments include improvements in force fields, long‐timescale dynamics, and coarse‐grained models, addressing limitations and refining methods.
Kanchan Yadav, Iksoo Jang, Jong Bum Lee
wiley   +1 more source

Calcium Imparts Advanced Functionalities to Silk Hydrogels for Biofabrication and Biomedical Innovation

open access: yesAdvanced Functional Materials, EarlyView.
The addition of calcium ions to silk fibroin enhances the hydrogel properties and, when combined with visible light crosslinking, enables compatibility with advanced light‐based fabrication techniques. Calcium ions extend the shelf‐life of silk and facilitate the fabrication of multizonal, multilayered constructs for advanced stimuli‐responsive ...
Hien A. Tran   +11 more
wiley   +1 more source

The complete plastome of the coccoid green alga Jenufa minuta (Chlorophyceae, incertae sedis) unveils a noncanonical genetic code and a previously unrecognized trans-spliced group II intron in the rpl32 gene

open access: yesMitochondrial DNA. Part B. Resources, 2020
We describe the plastome of Jenufa minuta, a unicellular green alga whose precise relationship with the Sphaeropleales (Chlorophyceae) remains uncertain.
Monique Turmel   +3 more
doaj   +1 more source

Evidence for a group II intron-like catalytic triplex in the spliceosome

open access: yesNature Structural &Molecular Biology, 2014
To catalyze pre-mRNA splicing, U6 small nuclear RNA positions two metals that interact directly with the scissile phosphates. U6 metal ligands correspond stereospecifically to metal ligands within the catalytic domain V of a group II self-splicing intron.
S. Fica   +3 more
semanticscholar   +1 more source

Highly Customizable Scaffold‐Type 3D Microelectrode Array Platform for Design and Analysis of the 3D Neuronal Network In Vitro

open access: yesAdvanced Functional Materials, EarlyView.
An innovative fabrication platform for 3D microelectrode arrays (MEAs) is presented, utilizing a 3D printer and the capillary action of electrically conductive inks. This approach enables the simple and versatile fabrication of 3D MEAs with complex structures.
Dongjo Yoon, Yoonkey Nam
wiley   +1 more source

Neuroimmune Microenvironment Reprogramming via Immuno‐piezoelectric Transducers for Synergistic Stem Cell Therapy in Traumatic Brain Injury

open access: yesAdvanced Materials, EarlyView.
A novel immuno‐piezoelectric transducer is innovatively developed. This device promotes neural stem cell (NSC) differentiation and maturation via ultrasound‐induced electrical stimulation and it amplifies the therapeutic efficacy of NSC in traumatic brain injury (TBI) by modulating the immune microenvironment. This piezoelectric transducer with “immune‐
Linlin Liang   +12 more
wiley   +1 more source

Abortive Transposition by a Group II Intron in Yeast Mitochondria [PDF]

open access: yesGenetics, 2004
AbstractGroup II intron homing in yeast mitochondria is initiated at active target sites by activities of intron-encoded ribonucleoprotein (RNP) particles, but is completed by competing recombination and repair mechanisms. Intron aI1 transposes in haploid cells at low frequency to target sites in mtDNA that resemble the exon 1-exon 2 (E1/E2) homing ...
R. Michael Henke   +5 more
openaire   +3 more sources

XBP1s Mediates Cross‐resistance to Combination Treatment of CDK4/6 Inhibitors plus Endocrine Therapy in Breast Cancer

open access: yesAdvanced Science, EarlyView.
Elevated spliced form of X‐box–binding protein 1 (XBP1) correlates with unfavorable responses to endocrine therapy plus CDK4/6 inhibitors in HR+/HER2− advanced breast cancer. XBP1s facilitates cell proliferation and G1/S transition by transcriptionally activating SND1, thereby activating the E2F1 pathway.
Yuting Sang   +11 more
wiley   +1 more source

Protein-Facilitated Folding of Group II Intron Ribozymes [PDF]

open access: yesJournal of Molecular Biology, 2010
Multiple studies hypothesize that DEAD-box proteins facilitate folding of the ai5gamma group II intron. However, these conclusions are generally inferred from splicing kinetics, and not from direct monitoring of DEAD-box protein-facilitated folding of the intron. Using native gel electrophoresis and dimethyl sulfate structural probing, we monitored Mss-
Olga Fedorova   +2 more
openaire   +3 more sources

An Allele of Glutamate Formiminotransferase Triggers 5‐Methyl‐Tetrahydrofolate‐to‐MeFox Conversion and Facilitates Folate Biofortification in Maize

open access: yesAdvanced Science, EarlyView.
This work demonstrates the distinct roles of the glutamate formiminotransferase (GFT) enzyme in plants. The GFT triggers the conversion of 5‐methyl‐tetrahydrofolate to MeFox in plants, a process distinct from its role as a formiminotransferase in mammals.
Tong Lian   +15 more
wiley   +1 more source

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