Results 91 to 100 of about 216,661 (303)

Homogenization methods and macro-strength of composites [PDF]

open access: yes, 2001
A multi-phase periodic composite subjected to inhomogeneous shrinkage or temperature deformation and prescribed mechanical loads is considered. The asymptotic homogenisation is applied for calculation of homogenized macrostresses. A non-local approximate
Au, J. D.   +29 more
core   +2 more sources

Cyclic azapeptide CD36 ligand attenuates cardiac injury and reduces long‐chain fatty acid accumulation after myocardial ischemia–reperfusion in mice

open access: yesFEBS Open Bio, EarlyView.
In a murine model of myocardial ischemia and reperfusion (MI/R), the CD36 azapeptide ligand MPE‐298 reduces cardiac injury and transiently lowers left ventricular long‐chain fatty acids (LCFAs) accumulation 3 h after reperfusion, accompanied by a decrease of oxidative stress and inflammation‐associated genes' expression in the heart and adipose tissue.
Jade Gauvin   +12 more
wiley   +1 more source

Computational micro to macro transitions for shape memory alloy composites using periodic homogenization [PDF]

open access: yes, 2015
In the current manuscript, a homogenization framework is proposed for periodic composites with shape memory alloy (SMA) constituents under quasi-static thermomechanical conditions.
CHEMISKY, Yves   +3 more
core   +1 more source

A Rapid Rheological Method for the Assessment of the High Pressure Homogenization of Citrus Pulp Fibres

open access: yesApplied Rheology, 2012
This paper describes the development of a rapid rheological method for the characterization of functionalized citrus pulp fibers by high pressure homogenization.
Debon S. J. J., Wallecan J., Mazoyer J.
doaj   +1 more source

Homogenization of a non-homogeneous fluid

open access: yes, 2018
We consider a non--homogeneous incompressible and heat conducting fluid confined to a 3D domain perforated by tiny holes. The ratio of the diameter of the holes and their mutual distance is critical, the former being equal to $ε^3$, the latter proportional to $ε$, where $ε$ is a small parameter.
Feireisl, Eduard   +2 more
openaire   +2 more sources

Hydrostatic pressure activates HIF‐1α via β‐catenin to promote stemness in breast cancer cells

open access: yesFEBS Open Bio, EarlyView.
To mimic the elevated intestinal fluid pressure in breast cancers, we loaded human breast cancer cells (MCF‐7, MDA‐MB‐453, and BT‐474) to 50 mmHg hydrostatic pressure. Hydrostatic pressure exposure upregulated HIF‐1α and induced stemness in MCF‐7 and BT‐474 cells.
Da Zhai   +8 more
wiley   +1 more source

Structural studies and functional engineering of NanX: an anhydro‐sialic acid transporter from Escherichia coli

open access: yesFEBS Open Bio, EarlyView.
Biophysical characterisation shows that NanX, a membrane transport protein from the major facilitator superfamily (MFS), forms both monomers and dimers after purification. AlphaFold modelling and substrate docking provide information on residues likely involved in substrate recognition for NanX and another MFS member, NanT.
Michael C. Newton‐Vesty   +13 more
wiley   +1 more source

Homogenization techniques for population dynamics in strongly heterogeneous landscapes

open access: yesJournal of Biological Dynamics, 2018
An important problem in spatial ecology is to understand how population-scale patterns emerge from individual-level birth, death, and movement processes.
Brian P. Yurk, Christina A. Cobbold
doaj   +1 more source

Limits of Effective Material Properties in the Context of an Electromagnetic Tissue Model

open access: yesIEEE Access, 2020
Most calibration schemes for reflection-based tissue spectroscopy in the mm-wave/ THz-frequency range are based on homogenized, frequency-dependent tissue models where macroscopic material parameters have either been determined by measurement or ...
Kevin Jerbic   +5 more
doaj   +1 more source

In silico and in vitro exploration of a tyrosinase for biocatalytic production of catechols

open access: yesFEBS Open Bio, EarlyView.
Tyrosinase from Ralstonia pseudosolanacearum is a promising biocatalyst for producing valuable catechols from monophenol substrates. This tyrosinase is uniquely suited to this due to its high monophenolase : diphenolase ratio. We combined in silico docking and in vivo kinetic characterisation of this tyrosinase with 11 industrially relevant monophenols,
James Britton   +6 more
wiley   +1 more source

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