Results 131 to 140 of about 24,202 (294)

Polarization Dynamics in Ferroelectrics: Insights Enabled by Machine Learning Molecular Dynamics

open access: yesAdvanced Science, EarlyView.
Machine learning molecular dynamics is presented as a route to capture polarization switching, domain wall kinetics, topological polar textures, and polar mechanical coupling beyond the limits of conventional atomistic methods. This Perspective surveys recent progress and identifies key methodological directions, including long‐range electrostatics ...
Dongyu Bai   +3 more
wiley   +1 more source

A sample anatomy slice with hematoxylin and eosin stain showing the location of the hypothalamic arcuate nucleus (ARC).

open access: yes, 2014
A coronal section of hypothalamic regions showing the arcuate nucleus (ARC) (100×).
Zhi-lan Yuan (545421)   +2 more
core   +1 more source

InGaP/GaAs/InGaAs Multijunction Flexible Photovoltaics With Chemical Robustness and Radiation Hardness for Unassisted Electrocatalysis and Space Applications

open access: yesAdvanced Energy Materials, EarlyView.
A flexible InGaP/GaAs/InGaAs triple‐junction platform encapsulated with ultrathin glass enables unassisted electrocatalysis and space applications by providing robust protection against chemically aggressive and radiation‐rich environments. This work establishes a unified III–V multijunction photovoltaic platform that bridges space photovoltaics and ...
Sukkyu Hong   +10 more
wiley   +1 more source

Synaptic remodeling in the arcuate nucleus during the estrous cycle is induced by estrogen and precedes the preovulatory gonadotropin surge

open access: yes, 2013
We have shown that the ovarian cycle is accompanied by a fall in the axosomatic synapses on randomly selected neurons of the arcuate nucleus by the morning of estrus, with a return to the preovulatory levels by the morning of metestrus, indicating a ...
Luquin, S.   +6 more
core   +1 more source

Sputtering Mechanism of an Unsintered Organic–Inorganic Sputtering Target for Perovskite Solar Cells

open access: yesAdvanced Energy Materials, EarlyView.
An unsintered MAPbI3 sputtering target fabricated via a mechanochemical route enables large‐area vacuum deposition of perovskite absorber layers, while revealing an ion–photon coupled decomposition mechanism that governs target erosion and film composition under RF plasma exposure.
Doha Lim   +9 more
wiley   +1 more source

A high‐fat diet with vitamin D and propylthiouracil produces a pro‐atherogenic phenotype in rats

open access: yesAnimal Models and Experimental Medicine, EarlyView.
Male Sprague–Dawley rats received a cholesterol‐rich high‐fat diet supplemented with vitamin D and propylthiouracil for 11 weeks. The model induced dyslipidemia (increased total cholesterol/low‐density lipoprotein, decreased triglycerides), inflammation (increased interleukin‐6 and serum amyloid A), hypercalcemia, and reduced circulating endothelial ...
Angélique Lewies   +3 more
wiley   +1 more source

High plasma triglyceride levels strongly correlate with low kisspeptin in the arcuate nucleus of male rats

open access: yes, 2015
Objective. It is well known that reproductive capacity is lower in obese individuals, but what mediators and signals are involved is unclear. Kisspeptin is a potent stimulator of GnRH release, and it has been suggested that kisspeptin neurons located in ...
Axel, A M   +4 more
core   +1 more source

UCP2 mediates mitochondrial dynamics to induce AgRP neuronal activity

open access: yesMolecular Metabolism
Objectives: The hypothalamic agouti-related protein (AgRP)- expressing neurons regulate feeding and whole-body energy homeostasis. A growing body of evidence indicates that changes in mitochondrial dynamics, such as fission and fusion, play a crucial ...
Sungho Jin   +6 more
doaj   +1 more source

The effect of Aluminium chloride injection in arcuate nucleus on sperm count and the weight of vas deferens and epididymis in rat [PDF]

open access: yesJournal of Kerman University of Medical Sciences, 2000
Aluminium is a blocker of voltage sensitive cakcium channels which intere the body from different soueces.this ion interferes with biological function of Ca++ion.because GnRH synthesis,secretion and spermatogenesis on vas deferens and epididymis sperm ...
M.R SHaraki, S Zahediasl, A.R Sarkaki
doaj  

Chrysin alleviates pressure overload–induced myocardial remodeling through regulating the PI3K/AKT/NRF2 pathway–mediated oxidative stress response

open access: yesAnimal Models and Experimental Medicine, EarlyView.
In this study, we primarily simulated pathological myocardial remodeling induced by transverse aortic constriction surgery and found significant cardiac hypertrophy and fibrosis, characterized by deteriorated cardiac function. Oxidative stress response is considered as a pivotal pathological process, which contributes to inflammation and apoptosis of ...
Yijia Wang   +12 more
wiley   +1 more source

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