Results 41 to 50 of about 290,004 (269)

pH‐mediated activation of the lysosomal arginine sensor SLC38A9

open access: yesFEBS Letters, EarlyView.
Cells monitor nutrient levels via the lysosomal transporter SLC38A9 to activate the mechanistic target of rapamycin complex 1 (mTORC1). This study reveals that SLC38A9 function is regulated by pH. We identified histidine 544 as a critical pH sensor that undergoes conformational changes to control amino acid efflux from lysosomes; therefore, it ...
Xuelang Mu, Ampon Sae Her, Tamir Gonen
wiley   +1 more source

Charge Transport At Liquid/Liquid Interface

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2017
 Charge  transfer (CT) at  liquid/liquid  interfaces are described  theoretically depending on  the quantum theory .A model that derived used to calculate the rate constant  of transport at liquid/liquid  interfaces. The calculation of the rate constant
Hadi J. M. Al-Agealy   +1 more
doaj  

Surface Charge Transport Characteristics of ZnO/Silicone Rubber Composites Under Impulse Superimposed on DC Voltage

open access: yesIEEE Access, 2019
Composites with nonlinear conductivity have been applied to modify the direct current (dc) electrical field distribution and accelerate the space charge dissipation in polymeric insulation.
Zhonglei Li, Zhuoran Yang, Boxue Du
doaj   +1 more source

Unraveling the influence of non-fullerene acceptor molecular packing on photovoltaic performance of organic solar cells

open access: yesNature Communications, 2020
Non-fullerene acceptors are crucial for realising efficient charge transport and high power conversion in organic solar cells, yet the relationship of molecular packing and carrier transport is not well-understood.
Linglong Ye   +15 more
doaj   +1 more source

Degradation mechanism of the von Willebrand factor A2 domain by nattokinase

open access: yesFEBS Letters, EarlyView.
Nattokinase, a natto‐derived protease, exhibits potent antithrombotic effects. This study demonstrates that nattokinase directly cleaves the von Willebrand factor (vWF) A2 domain in vitro. Unlike the native regulator ADAMTS13, nattokinase degrades folded vWF independently of shear stress.
Ryuichi Hyakumoto   +3 more
wiley   +1 more source

Charge Transport in Graphene with Resonant Scatterers [PDF]

open access: yesPhysical Review Letters, 2010
11 pages, 6 figures; published version, appendix with technical details ...
Titov, M.   +4 more
openaire   +4 more sources

Charge Transport in Magnetized Plasma

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2017
     The plasma source can restrict the motion of charges that are localizing in the non equilibrium distribution of charge energy and reducing the electrons transport across magnetic field .
H. J. M. Al-Agealy   +3 more
doaj  

Acoustically Stimulated Charge Transport in Graphene Film

open access: yesNanomaterials, 2022
The process of acoustically stimulated charge transport in the graphene film on the surface of the YZ−cut of a LiNbO3 crystal was investigated. It was found that the dependence of the current in the graphene film on the frequency of the surface acoustic ...
Dmitry Roshchupkin   +4 more
doaj   +1 more source

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

Ionic Conduction in Ultrathin Ligand-Free Lead Sulfide Colloidal Quantum Dots

open access: yesElectrochemistry, 2020
We fabricated an ultrathin ligand-free lead sulfide (PbS) colloidal quantum dot (CQD) field effect transistor (FET) and probed interfacial charge transport properties sensitized by the combination of gate electric field and ultrathin CQD layer thickness ...
Byoung-Nam PARK
doaj   +1 more source

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