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Biological membranes

Passive permeation in model biological membranes

Passive permeation in model biological membranes

... The use of monolayer systems is well established for the purposes of pharmaco- logical research [57, 58], evaporation control [59], selective gas permeation [60, 61] and protein studies [62, 63]. The high reproducibility ...

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Computational simulation of a new system modelling ions electromigration through biological membranes

Computational simulation of a new system modelling ions electromigration through biological membranes

... Results: This paper is presenting the numerical simulation of a more general system modelling ion migration through biological membranes. The model includes both the effects of biochemical reaction between ...

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Ionic channels in biological membranes- electrostatic analysis of a natural nanotube

Ionic channels in biological membranes- electrostatic analysis of a natural nanotube

... any biological channels are designed precisely to supply charge to change the potential, often by changing their ensem ble properties in a com plicated non- linear, time dependent w ay, and so designing a high ...

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The Tobacco mosaic virus Movement Protein Associates with but Does Not Integrate into Biological Membranes

The Tobacco mosaic virus Movement Protein Associates with but Does Not Integrate into Biological Membranes

... Plant positive-strand RNA viruses require association with plant cell endomembranes for viral translation and replication, as well as for intra- and intercellular movement of the viral progeny. The membrane association ...

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Ionic Channels in Biological Membranes Electrostatic Analysis of a Natural Nanotube

Ionic Channels in Biological Membranes Electrostatic Analysis of a Natural Nanotube

... lipid membranes—is hardly ever possible (see [95] and [14] for notable ...many biological channels are designed precisely to supply charge to change the potential, often by changing their ensemble ...

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Enhanced protection of biological membranes during

Enhanced protection of biological membranes during

... Keywords: lipid peroxidation; membrane elasticity; mesoporous silica nanoparticles; myricetin; 30.. myricitrin; nanomechanics; protective effects of flavonoids; quercetin 31.[r] ...

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Special Nanoskin ACT Biological Membranes from Deep Wounds

Special Nanoskin ACT Biological Membranes from Deep Wounds

... In this scope, Natural ECM is the ideal biological scaffold since it contains all the components of the tissue. Constructive remodeling can be performed using such natural ECM scaffolds and vegetal/animal stem ...

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Investigation of Biological Membranes by NMR and ESI-MS Methodologies

Investigation of Biological Membranes by NMR and ESI-MS Methodologies

... Comparing Diamesa cinerella to Pseudodiamesa branickii, the first ob- servation is that the former has a greater ratio PE/PC and has a MUI value higher than the later. These two factors could be explained by the higher ...

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Mechanism of Energy Transformations in Biological Membranes

Mechanism of Energy Transformations in Biological Membranes

... The compressed tight membranes (non- energized configuration of the mem- brane) correspond to the linear forms seen in the mitochondria of canary heart muscle.. The [r] ...

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Ionic Channels in Biological Membranes: Natural Nanotubes

Ionic Channels in Biological Membranes: Natural Nanotubes

... important biological questions until the underlying mechanism has been ...through membranes were analyzed for more than a century as if they flowed through one permanently open channel of fixed cross ...

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Modulation of physiological and pathological activities of lysozyme by biological membranes

Modulation of physiological and pathological activities of lysozyme by biological membranes

... completely denatured protein with significantly reduced enzymatic activity or without it is capable of destroying not only G+, but also G– bacteria [24]. Similar to other peptides (e.g. cecropin, melittin, magainin, ...

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Stability of membranous nanostructures: a possible key mechanism in cancer progression

Stability of membranous nanostructures: a possible key mechanism in cancer progression

... of biological membranes is suggested by taking into account curvature-mediated orientational ordering of the membrane constituents on strongly anisotropically curved ...artificial membranes, a ...

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Rapid one step biotinylation of biological and non biological surfaces

Rapid one step biotinylation of biological and non biological surfaces

... cellular biological membranes with FSL-biotin to create biotin-kodecytes involved contacting a suspension of cells with a buffer containing FSL-biotin and incubating at 37 °C for at least 30 ...

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Kinetic regulation of the binding of prothrombin to phospholipid membranes

Kinetic regulation of the binding of prothrombin to phospholipid membranes

... A number of methods are available to study the binding of peripheral membrane proteins, such as prothrombin, to model membranes. In the present work, the interactions of prothrombin with phospholipid were studied ...

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Effects of magnetic cobalt ferrite nanoparticles on biological and artificial lipid membranes

Effects of magnetic cobalt ferrite nanoparticles on biological and artificial lipid membranes

... lipid membranes and biological mem- branes when compared with a suspension of bare CoFe 2 O 4 ...lipid membranes is a result of the interplay between membrane curvature, size, active surface area, ...

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Effects of magnetic cobalt ferrite nanoparticles on biological and artificial lipid membranes.

Effects of magnetic cobalt ferrite nanoparticles on biological and artificial lipid membranes.

... lipid membranes and biological mem- branes when compared with a suspension of bare CoFe 2 O 4 ...lipid membranes is a result of the interplay between membrane curvature, size, active surface area, ...

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Purified and Functionalized MWCNTs: Application In CO2/CH4 Separation Using Mixed Matrix Membranes

Purified and Functionalized MWCNTs: Application In CO2/CH4 Separation Using Mixed Matrix Membranes

... matrix membranes containing different amount of the fMWCNTs in PES matrix were fabricated by immersion precipitation ...matrix membranes were characterized by differential scanning calorimetry (DSC), Field ...

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Study on the Preparation of the AOPAN/MMT Composite Nanofibers and Their Application for Laccase Immobilization

Study on the Preparation of the AOPAN/MMT Composite Nanofibers and Their Application for Laccase Immobilization

... nanofibrous membranes were generated by electrospinning and amidoxime modification, then the nanofiber membranes were modified by glutaraldehyde; the modified AOPAN/MMT composite nanofibers were applied in ...

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Biological augmentation of rotator cuff repair using bFGF-loaded electrospun poly(lactide-co-glycolide) fibrous membranes

Biological augmentation of rotator cuff repair using bFGF-loaded electrospun poly(lactide-co-glycolide) fibrous membranes

... At 3 weeks postoperatively, the animals were random- ized into one of three groups. In the control group, the tendon was restored to its anatomic footprint (transosseous repair) (n = 48). In the experimental groups, 96 ...

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COMPARATIVE STUDY OF ANION EXCHANGE MEMBRANES PREPARED BY BROMINATED POLYPHENYENE OXIDE POLYMERS

COMPARATIVE STUDY OF ANION EXCHANGE MEMBRANES PREPARED BY BROMINATED POLYPHENYENE OXIDE POLYMERS

... Firstly, 0.25 g of 45% brominated sample was placed in round-bottomed flask and 15 mL of dimethyl formamide (DMF) was added. The mixture was stirred with the help of magnetic stirrer at 80° C for 24 hours. After the ...

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