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Resolving the Ambiguity of Thermal Reversion in a Nonconjugated Monocyclic Diene-Based Photoswitch for Rechargeable Solar Thermal Batteries.
J Phys Chem A
January 2025
Laboratory of Advanced Computation and Theory for Materials and Chemistry, Department of Chemistry, National Institute of Technology Warangal (NITW), Warangal, Telangana 506004, India.
We report nonconjugated monocyclic dienes (nCMDs) as unique photoswitchable molecules that hold promise for harvesting substantial solar energy and storing it for extended durations. Herein, cyclohepta-1,4-diene and its N-heterocyclic analogue have been considered as prototypical models for investigating photoswitching behavior in nCMDs. Initially, the nonradiative deactivation pathway of nCMD from the low-lying excited state to the [2 + 2]-cycloadduct has been evaluated.
View Article and Find Full Text PDFThe rate of glucose metabolism sets the cell morphology across yeast strains and species.
Curr Biol
January 2025
Molecular Systems Biology, Groningen Biomolecular Sciences and Biotechnology Institute, University of Groningen, 9747 AG Groningen, the Netherlands. Electronic address:
Yeasts are a diverse group of unicellular fungi that have developed a wide array of phenotypes and traits over 400 million years of evolution. However, we still lack an understanding of the biological principles governing the range of cell morphologies, metabolic modes, and reproductive strategies yeasts display. In this study, we explored the relationship between cell morphology and metabolism in sixteen yeast strains across eleven species.
View Article and Find Full Text PDFSelection of initiator tRNA and start codon by mammalian mitochondrial initiation factor 3 in leaderless mRNA translation.
Nucleic Acids Res
January 2025
Department of Computational Biology and Medical Sciences, Graduate School of Frontier Sciences, The University of Tokyo, 5-1-5, Kashiwanoha, Kashiwa-shi, Chiba 277-8562, Japan.
Article Synopsis
- The mammalian mitochondrial protein synthesis system is responsible for synthesizing 13 crucial subunits for energy production, but the exact role of IF-3mt in translation initiation is still unclear.
- Researchers created a mitochondrial translation system to explore IF-3mt's proofreading abilities, revealing it helps distinguish between different start codons for more accurate protein synthesis.
- The findings indicate that IF-3mt not only supports initiation from standard AUG start codons but can also facilitate initiation from non-AUG codons like AUA, highlighting its adaptability in working with leaderless mRNAs.
Elastomer-assisted graphene transfer technique for enhanced resonance characteristics in chemisorption-based graphene resonant mass sensors.
Nanoscale
January 2025
Department of Electrical and Electronic Information Engineering, Toyohashi University of Technology, Toyohashi, Aichi 441-8580, Japan.
A process technology was developed for transferring strained graphene sheets using an elastomer nanosheet to enhance the resonance characteristics of a graphene resonator. The strain-induced graphene resonator demonstrated a 1.80-fold improvement in the product of resonant frequency and -factor compared to the unstrained resonator.
View Article and Find Full Text PDFProposal for a revised Barthel index classification based on mortality risk assessment in functional dependence for basic activities of daily living.
Front Public Health
January 2025
Orcasitas Health Care Center, Madrid, Spain.
Introduction: Functional dependence on the performance of basic activities of daily living (ADLs) is associated with increased mortality. In this study, the Barthel index and its activities discriminate long-term mortality risk, and whether changes in this index are necessary to adapt it to detect mortality risk is examined.
Methods: Longitudinal study, carried out at the Orcasitas Health Center, Madrid (Spain), on the functional dependent population (Barthel ≤ 60).
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