Results 1 to 10 of about 229,223 (348)

Lipid bilayer hydrodynamic drag [PDF]

open access: yesPhysical Review Research, 2020
The hydrodynamic drag at a lipid bilayer surface determines in part the flow properties of suspensions of cells and liposomes. Given the fluidity of lipid bilayers, it is not obvious a priori whether boundary conditions like those of solid objects in ...
Philip E. Jahl, Raghuveer Parthasarathy
doaj   +3 more sources

Characterization of the transverse relaxation rates in lipid bilayers [PDF]

open access: yes, 1990
The 2H NMR transverse relaxation rates of a deuterated phospholipid bilayer reflect slow motions in the bilayer membrane. A study of dimyristoyl lecithin specifically deuterated at several positions of the hydrocarbon chains indicates that these motions ...
Chan, Sunney I.   +2 more
core  

Membrane mechanics as a probe of ion-channel gating mechanisms [PDF]

open access: yes, 2008
The details of conformational changes undergone by transmembrane ion channels in response to stimuli, such as electric fields and membrane tension, remain controversial.
Kondev, Jane   +4 more
core   +1 more source

Phase Separation of Saturated and Mono-unsaturated Lipids as determined from a Microscopic Model

open access: yes, 2004
A molecular model is proposed of a bilayer consisting of fully saturated DPPC and mono unsaturated DOPC. The model not only encompasses the constant density within the hydrophobic core of the bilayer, but also the tendency of chain segments to align.
Elliott, R.   +3 more
core   +1 more source

Role of Transmembrane Proteins for Phase Separation and Domain Registration in Asymmetric Lipid Bilayers

open access: yesBiomolecules, 2019
It is well known that the formation and spatial correlation of lipid domains in the two apposed leaflets of a bilayer are influenced by weak lipid−lipid interactions across the bilayer’s midplane.
Guilherme Volpe Bossa   +3 more
doaj   +1 more source

Comparative computational study of interaction of C60-fullerene and tris-malonyl-C60-fullerene isomers with lipid bilayer: relation to their antioxidant effect. [PDF]

open access: yesPLoS ONE, 2014
Oxidative stress induced by excessive production of reactive oxygen species (ROS) has been implicated in the etiology of many human diseases. It has been reported that fullerenes and some of their derivatives-carboxyfullerenes-exhibits a strong free ...
Marine E Bozdaganyan   +3 more
doaj   +1 more source

Electric Fields at the Lipid Membrane Interface

open access: yesMembranes, 2023
This review presents a comprehensive analysis of electric field distribution at the water–lipid membrane interface in the context of its relationship to various biochemical problems.
Yury A. Ermakov
doaj   +1 more source

Lateral-Pressure Profiles in Cholesterol-DPPC Bilayers

open access: yes, 2005
By means of atomistic molecular dynamics simulations, we study cholesterol-DPPC (dipalmitoyl phosphatidylcholine) bilayers of different composition, from pure DPPC bilayers to a 1:1 mixture of DPPC and cholesterol.
Patra, Michael
core   +1 more source

A Comparative Study of Phase States of the Peribacteroid Membrane from Yellow Lupin and Broad Bean Nodules

open access: yesBiochemistry Research International, 2014
A comparative study of the lipid bilayer phase status and structure of the outer membrane of free-living Bradyrhizobium strain 359a (Nod+Fix+) and 400 (Nod+FixL) or Rhizobium leguminosarum 97 (Nod+Fix+, effective) and 87 (Nod+FixL, ineffective) has been ...
Natalia N. Kudryavtseva   +3 more
doaj   +1 more source

Investigating Interactions of Biomembranes and Alcohols: A Multiscale Approach

open access: yes, 2004
We study the interaction of lipid bilayers with short chain alcohols using molecular dynamics on different length scales. We use detailed atomistic modeling and modeling on the length scale where an alcohol is just an amphiphilic dimer.
Adachi   +50 more
core   +1 more source

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