نتایج جستجو برای: mechanical activated

تعداد نتایج: 454071  

M.J. Mahmoodi, S. Moghbeli

General thermo-mechanical behavior of composites reinforced by shape memory alloy fibers is predicted using a three-dimensional analytical micromechanical method to consider the effect of fibers activation. Composite due to the micromechanical method can be exposed to general normal and shear mechanical and thermal loading which cause to activate the shape memory alloy fibers within polymeric m...

F. Salar Behrestaghi, P. Ariaii, S. Bahram,

Background: Edible films and coatings are biodegradable that can preserve the quality and extend the shelf life of foods. The aim of this study was to investigate the physical and mechanical properties, and antimicrobial activity of carboxymethyl cellulose (CMC) film containing Artemisia sieberi Essential Oil (AEO). Methods: The studied parameters were the antibacterial activity and physical p...

Journal: :Cell 2016
Daeha Seo Kaden M. Southard Ji-wook Kim Hyun Jung Lee Justin Farlow Jung-uk Lee David B. Litt Thomas Haas A. Paul Alivisatos Jinwoo Cheon Zev J. Gartner Young-wook Jun

Tools capable of imaging and perturbing mechanical signaling pathways with fine spatiotemporal resolution have been elusive, despite their importance in diverse cellular processes. The challenge in developing a mechanogenetic toolkit (i.e., selective and quantitative activation of genetically encoded mechanoreceptors) stems from the fact that many mechanically activated processes are localized ...

Journal: :Neuron 2017
Nima Ghitani Arnab Barik Marcin Szczot James H Thompson Chia Li Claire E Le Pichon Michael J Krashes Alexander T Chesler

The somatosensory system provides animals with the ability to detect, distinguish, and respond to diverse thermal, mechanical, and irritating stimuli. While there has been progress in defining classes of neurons underlying temperature sensation and gentle touch, less is known about the neurons specific for mechanical pain. Here, we use in vivo functional imaging to identify a class of cutaneous...

Journal: :Current vascular pharmacology 2003
Anthony Shaw Qingbo Xu

The vascular wall is an integrated functional component of the circulatory system that is continually remodelling or is developing atherosclerosis in response to hemodynamic or biomechanical stress. In this process mechanical force is an important modulator of Vascular Smooth Muscle Cell (VSMC) morphology and function, including apoptosis, hypertrophy and proliferation that contribute to the de...

2003
Chaohong Li Florian Wernig Michael Leitges Yanhua Hu Qingbo Xu

Vascular smooth muscle cells (SMCs) are exposed to altered mechanical stress that may contribute to SMC migration in the development of atherosclerosis. Signal transduction pathways in SMCs activated by mechanical stress that instigate cell migration are undefined. Herein, we provide evidence that mechanical stress enhances SMC migration, which is mediated, at least in part, by protein kinase C...

Le Quang Thuan Ngo Duc Ngoc Pham Due

Background: Phenobarbital poisoning is common in Vietnam. The aim of this study was to compare the effectiveness of continuous veno-venous hemofiltration (CVVH) and hemodialysis (HD) on clinical outcomes in the treatment of severe acute phenobarbital poisoning. Methods: This was a retrospective observational historically controlled study. 42 patients with severe phenobarbital poisoning were enr...

J. Vahdati Khaki, M. R. Aboutalebi, S.H.R. Fatemi Nayeri,

Abstract:A combination of mechanical activation and Differential Thermal Analysis (DTA) together with X-Ray Diffraction (XRD), and various microstractural characterization techniques were used to evaluate the starting reaction in the combustion synthesis of TiC-Al2O3 composite in TiO2-Al-C system. The mechanical activation was performed on the mixtures of two components of TiO2/Al, Al/C and ...

2016
Maria Criado Willian Aperador Isabel Sobrados

Microstructural and mechanical properties of alkali activated binders based on blends of Colombian granulated blast furnace slag (GBFS) and fly ash (FA) were investigated. The synthesis of alkali activated binders was conducted at 85 °C for 24 h with different slag/fly ash ratios (100:0, 80:20, 60:40, 40:60, 20:80, and 0:100). Mineralogical and microstructural characterization was carried out b...

Journal: :PLoS ONE 2007
Liam J. Drew Francois Rugiero Paolo Cesare Jonathan E. Gale Bjarke Abrahamsen Sarah Bowden Sebastian Heinzmann Michelle Robinson Andreas Brust Barbara Colless Richard J. Lewis John N. Wood

Little is known about the molecular basis of somatosensory mechanotransduction in mammals. We screened a library of peptide toxins for effects on mechanically activated currents in cultured dorsal root ganglion neurons. One conopeptide analogue, termed NMB-1 for noxious mechanosensation blocker 1, selectively inhibits (IC(50) 1 microM) sustained mechanically activated currents in a subset of se...

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