Results 91 to 100 of about 27,639 (249)

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Biophysical approaches for studying viral entry

open access: yesFEBS Letters, EarlyView.
Viruses infect all living organisms and have been responsible for major epidemics and pandemics. Their ongoing evolutionary battle with host defenses creates a constant need for improved tools to study viral behavior. Advancing methods to probe viral attachment, fusion, and genome release deepen our understanding of how infections begin and support the
Inbar Yosibash, Raya Sorkin
wiley   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Optimization of multiple ETL and HTL layers for high-performance lead-free CsSnGeI₃-based perovskite solar cells: a simulation study

open access: yesMaterials for Renewable and Sustainable Energy
Lead-based perovskite solar cells (PSCs) offer high efficiencies but pose environmental and stability challenges due to lead toxicity. Cesium tin-germanium tri-iodide (CsSnGeI₃) emerges as a promising lead-free absorber, combining favorable band ...
Promud Konch   +4 more
doaj   +1 more source

Thermoelastic dynamics of viscoelastic nanobeams on elastic foundations under multi-physics interactions

open access: yesResults in Engineering
This study provides a theoretical analysis of the thermoelastic and dynamic behavior of viscoelastic nanobeams on an elastic Winkler foundation. The nanobeam is exposed to axial mechanical loads, periodic thermal fluctuations, and pulsed laser heating ...
Nouf A. Alrubea, Ahmed E. Abouelregal
doaj   +1 more source

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

Contextual measurement model and quantum theory

open access: yesRoyal Society Open Science
We develop a contextual measurement model (CMM) that is used for the clarification of the quantum foundations. This model matches Bohr’s views on the role of experimental contexts.
Andrei Khrennikov
doaj   +1 more source

Phosphoinositides and inositol phosphates as molecular glues

open access: yesFEBS Letters, EarlyView.
Inositol phosphates (IPs) and phosphoinositides (PIPs) regulate diverse eukaryotic processes. Beyond recruiting signaling proteins or acting as structural cofactors, recent studies suggest they mediate protein–protein interactions as natural molecular glues.
Aleshia Seaton‐Terry   +9 more
wiley   +1 more source

Application of non-local physical kinetics in the theory of plasmoids. Version of Gagarin air catastrophe

open access: yesТонкие химические технологии, 2013
The existence of solitary plasma objects in a bounded region is established by the methods of non-local physics. The unified generalized non-local theory is applied for mathematical modeling of quantum solitons.
B. V. Alexeev
doaj  

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

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