Results 61 to 70 of about 49,661 (296)

A nonlinear model dynamics for closed-system, constrained, maximal-entropy-generation relaxation by energy redistribution

open access: yes, 2005
We discuss a nonlinear model for the relaxation by energy redistribution within an isolated, closed system composed of non-interacting identical particles with energy levels e_i with i=1,2,...,N.
E. P. Gyftopoulos   +4 more
core   +1 more source

Cell wall target fragment discovery using a low‐cost, minimal fragment library

open access: yesFEBS Letters, EarlyView.
LoCoFrag100 is a fragment library made up of 100 different compounds. Similarity between the fragments is minimized and 10 different fragments are mixed into a single cocktail, which is soaked to protein crystals. These crystals are analysed by X‐ray crystallography, revealing the binding modes of the bound fragment ligands.
Kaizhou Yan   +5 more
wiley   +1 more source

Entropy generation during fluid flow in sharp edge wavy channels with horizontal pitch

open access: yesAdvances in Mechanical Engineering, 2016
In this study, the volumetric entropy generation rate is analyzed in sharp edge wavy channels. A two-dimensional steadily developing fluid flow is considered. Air is considered as the working fluid in the numerical analysis.
Haitham MS Bahaidarah
doaj   +1 more source

Structural biology of ferritin nanocages

open access: yesFEBS Letters, EarlyView.
Ferritin is a conserved iron‐storage protein that sequesters iron as a ferric mineral core within a nanocage, protecting cells from oxidative damage and maintaining iron homeostasis. This review discusses ferritin biology, structure, and function, and highlights recent cryo‐EM studies revealing mechanisms of ferritinophagy, cellular iron uptake, and ...
Eloise Mastrangelo, Flavio Di Pisa
wiley   +1 more source

3+1 formulation of non-ideal hydrodynamics [PDF]

open access: yes, 1997
The equations governing dissipative relativistic hydrodynamics are formulated within the 3+1 approach for arbitrary spacetimes. Dissipation is accounted for by applying the theory of extended causal thermodynamics (Israel-Stewart theory).
Appl, Stefan, Peitz, Jochen
core   +2 more sources

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

Entropy analysis in mixed convective flow of hybrid nanofluid subject to melting heat and chemical reactions

open access: yesCase Studies in Thermal Engineering, 2022
The present study discloses entropy analysis in flow of hybrid nanofluid under the influences of magnetohydrodynamics, variable viscosity and mixed convection.
Zakir Hussain   +3 more
doaj   +1 more source

Thermodynamics Analysis of Radiative Hydromagnetic Couple Stress Fluid through a Channel [PDF]

open access: yes, 2017
This work applies second law of thermodynamics to analyse the effect of radiation on electrically conducting couple stress fluid through a channel. A constant magnetic field is introduced across the flow channel and the resulting Navier- Stokes and ...
Gbadeyan, J.A.   +2 more
core   +1 more source

Plasma extrachromosomal circular DNA as a biomarker in EGFR‐targeted therapy of non‐small cell lung cancer

open access: yesMolecular Oncology, EarlyView.
Detection of extrachromosomal circular DNA (eccDNA) in plasma samples from EGFR‐mutated non‐small cell lung cancer patients. Plasma was collected before and during treatment with the EGFR‐tyrosine kinase inhibitor osimertinib. Plasma eccDNA was detected in all cancer samples, and the presence of the EGFR gene on eccDNA serves as a potential biomarker ...
Simone Stensgaard   +5 more
wiley   +1 more source

Effects of Convective Heating on Entropy Generation Rate in a Channel with Permeable Walls

open access: yesEntropy, 2013
This study deals with the combined effects of convective heating and suction/injection on the entropy generation rate in a steady flow of an incompressible viscous fluid through a channel with permeable walls.
Adetayo Samuel Eegunjobi   +1 more
doaj   +1 more source

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