Results 41 to 50 of about 6,418,955 (284)

Evaluation of the financial condition of the companies of transport and storage section in times of economic crisis - taxonomic analysis

open access: yesManagement, 2016
The aim of the article is an evaluation of the financial condition of the companies of transport and storage section (section H) based on synthetic indicator in times of economic crisis.
Jędrzejczak-Gas Janina   +1 more
doaj   +1 more source

Lattice Boltzmann Magnetohydrodynamics

open access: yes, 1994
Lattice gas and lattice Boltzmann methods are recently developed numerical schemes for simulating a variety of physical systems. In this paper a new lattice Boltzmann model for modeling two-dimensional incompressible magnetohydrodynamics (MHD) is ...
Daniel O. Martínez   +4 more
core   +1 more source

Gas vesicles [PDF]

open access: yesMicrobiological Reviews, 1975
The gas vesicle is a hollow structure made of protein. It usually has the form of a cylindrical tube closed by conical end caps. Gas vesicles occur in five phyla of the Bacteria and two groups of the Archaea, but they are mostly restricted to planktonic microorganisms, in which they provide buoyancy.
openaire   +2 more sources

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Lattice Boltzmann Simulation of Non-Ideal Fluids

open access: yes, 1995
A lattice Boltzmann scheme able to model the hydrodynamics of phase separation and two-phase flow is described. Thermodynamic consistency is ensured by introducing a non-ideal pressure tensor directly into the collision operator.
A. J. Liu   +21 more
core   +1 more source

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Escenarios hipotéticos sobre la reproducción humana en el arte especulativo

open access: yesArte y Políticas de Identidad
En un contexto marcado por los avances científicos y tecnológicos, la reproducción humana deviene en un área de investigación para el arte especulativo.
Silvia Gas Barrachina
doaj   +1 more source

Membrane Processes for Direct Carbon Dioxide Capture From Air: Possibilities and Limitations

open access: yesFrontiers in Chemical Engineering, 2021
The direct capture of CO2 from air (DAC) has been shown a growing interest for the mitigation of greenhouse gases but remains controversial among the engineering community.
Christophe Castel   +2 more
doaj   +1 more source

Parallel Algorithm and Dynamic Exponent for Diffusion-limited Aggregation

open access: yes, 1996
A parallel algorithm for ``diffusion-limited aggregation'' (DLA) is described and analyzed from the perspective of computational complexity. The dynamic exponent z of the algorithm is defined with respect to the probabilistic parallel random-access ...
A. Gibbons   +20 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

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