Results 71 to 80 of about 52,144 (290)

CDPKs CPK6 and CPK3 function in ABA regulation of guard cell S-type anion- and Ca(2+)-permeable channels and stomatal closure.

open access: yesPLoS Biology, 2006
Abscisic acid (ABA) signal transduction has been proposed to utilize cytosolic Ca(2+) in guard cell ion channel regulation. However, genetic mutants in Ca(2+) sensors that impair guard cell or plant ion channel signaling responses have not been ...
Izumi C Mori   +11 more
doaj   +1 more source

Dynamic expression of Notch signaling genes in neural stem/progenitor cells

open access: yesFrontiers in Neuroscience, 2011
In neural stem/progenitor cells, expression of the Notch effector Hes1, a transcriptional repressor, oscillates with a period of 2-3 hours by negative feedback, and Hes1 oscillations induce the oscillatory expression of the proneural gene Neurogenin2 ...
Hiromi eShimojo   +2 more
doaj   +1 more source

The role of calcium oscillations in the phenotype selection in endothelial cells

open access: yesScientific Reports, 2021
Angiogenesis is an important process in the formation and maintenance of tissues which is driven by a complex system of intracellular and intercellular signaling mechanisms.
Birses Debir   +3 more
doaj   +1 more source

3D‐Printed Sulfur‐Derived Polymers With Controlled Architectures for Lithium‐Sulfur Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Rheology‐guided formulation design for direct ink writing enables the fabrication of 3D sulfur copolymer cathodes with controlled architectures for lithium‐sulfur batteries. The printed electrodes exhibit multiscale porosity and high sulfur utilization, delivering enhanced electrochemical performance compared to conventional cast electrodes.
Bin Ling   +7 more
wiley   +1 more source

Distinct anti-dyskinetic effects of amantadine and group II metabotropic glutamate receptor agonist LY354740 in a rodent model: An electrophysiological perspective

open access: yesNeurobiology of Disease, 2020
L-DOPA-induced dyskinesia (LID) is a major complication of long-term dopamine replacement therapy in Parkinson's disease. Characteristic neural oscillation and abnormal activity of striatal projection neurons (SPNs) are typical pathological events of LID,
Cong Zheng   +10 more
doaj   +1 more source

Circadian regulation of dentate gyrus excitability mediated by G-protein signaling

open access: yesCell Reports, 2023
Summary: The central circadian regulator within the suprachiasmatic nucleus transmits time of day information by a diurnal spiking rhythm driven by molecular clock genes controlling membrane excitability.
Jose Carlos Gonzalez   +8 more
doaj   +1 more source

Repetitive mitochondrial Ca 2+ signals synchronize with cytosolic Ca 2+ oscillations in the pancreatic beta-cell line, MIN6 [PDF]

open access: yesDiabetologia, 1998
We examined the relationship between cytosolic Ca2+ concentration ([Ca2+]c) and mitochondrial matrix Ca2+ concentration ([Ca2+]m) in the pancreatic beta-cell line, MIN6. [Ca2+]c was monitored in a single or a group (30 cells) of fura-2-loaded MIN6 cells, and [Ca2+]m was measured in a group (1 x 10[6] cells) of MIN6 cells stably transfected with ...
M, Nakazaki   +9 more
openaire   +2 more sources

MOFs and COFs in Electronics: Bridging the Gap between Intrinsic Properties and Measured Performance

open access: yesAdvanced Functional Materials, EarlyView.
Metal‐organic frameworks (MOFs) and covalent organic frameworks (COFs) hold promise for advanced electronics. However, discrepancies in reported electrical conductivities highlight the importance of measurement methodologies. This review explores intrinsic charge transport mechanisms and extrinsic factors influencing performance, and critically ...
Jonas F. Pöhls, R. Thomas Weitz
wiley   +1 more source

Auto‐Generated Valence States in Electrocatalysts for Boosting Oxygen and Hydrogen Evolution Kinetics in Alkaline Water/Alkaline Seawater/Simulated Seawater/Natural Seawater

open access: yesAdvanced Functional Materials, EarlyView.
This review systematically highlights the latest achievements in mixed‐valence states relevant to hydrogen and oxygen evolution reactions, providing essential insights into future directions and methods for large‐scale practical implementation. This critical review is expected to provide an overview of recent advancements in diverse valence‐state metal
Jitendra N. Tiwari   +4 more
wiley   +1 more source

Remodeling of calcium signaling and store operated calcium entry as a consequence of human neural progenitor cell differentiation

open access: yesScientific Reports
The differentiation of neural progenitor cells into glial and neuronal lineages is a fundamental process in neurodevelopment. This complex process is tightly regulated by several signaling pathways, including calcium signaling. Calcium signaling not only
Silke B. Chalmers   +4 more
doaj   +1 more source

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