Results 211 to 220 of about 3,686,002 (351)

Changes in intracellular calcium and glutathione in astrocytes as the primary mechanism of amyloid neurotoxicity

open access: yes, 2003
Although the accumulation of the neurotoxic peptide {beta} amyloid ({beta}A) in the CNS is a hallmark of Alzheimer's disease, the mechanism of {beta}A neurotoxicity remains controversial.
Abramov, A.Y.   +2 more
core  

Transfer Printing and Reconfiguration of Soft Electronics Using Digital Microfluidics and Laser Machining

open access: yesAdvanced Functional Materials, EarlyView.
This paper presents a digital microfluidics‐based technique for transferring and reconfiguring soft nanomembranes. Laser‐machined nanothin membranes are picked up, transported, and aligned via tailored surface tension and the actuation of water droplets, enabling the development of flexible electronics, the integration of functional materials on 3D ...
Quang Anh Nguyen   +15 more
wiley   +1 more source

Dual‐Mode Magnetic Elastomer for On‐Demand Motion and Degradation

open access: yesAdvanced Functional Materials, EarlyView.
A dual‐mode magnetic elastomer is introduced, enabling DC field‐driven programmable actuation and AC field‐driven magnetothermal degradation. GHz‐range magnetic fields generate ultrafast heating of magnetic nanoparticles that activates cleavage of the silicone elastomer matrix.
Jieun Han   +13 more
wiley   +1 more source

A schistosome [beta] subunit remodels inactivation of a calcium channel _via_ an N-terminal polyacidic motif

open access: yes, 2010
The beta subunit of high voltage-activated Ca (Cav) channels targets the pore forming [alpha]~1~ subunit to the plasma membrane and defines the biophysical phenotype of the Cav channel complex. Cav channel inactivation following activation and opening is
Robert M. Greenberg   +1 more
core  

Electrode and Microstructure Dependence of Oxygen Diffusion in Ferroelectric Hafnium Zirconium Oxide Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
Significant nanoscale oxygen diffusion coefficient variations are measured in ferroelectric hafnium zirconium oxide films with grain boundaries and electrode interfaces exhibiting values 104 times larger than the grain cores. Overall coefficients are 10X larger for films prepared with metal nitride electrodes compared to refractory metals. New insights
Liron Shvilberg   +6 more
wiley   +1 more source

Regulatory Action of Calcium and Calcium Channels in Pain Pathways. [PDF]

open access: yesInt J Biol Sci
Zhang Y   +4 more
europepmc   +1 more source

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