Results 31 to 40 of about 3,664,759 (313)

Molecular Dynamics Simulation of Transport Mechanism of Graphene Quantum Dots through Different Cell Membranes

open access: yesMembranes, 2022
Exploring the mechanisms underlying the permeation of graphene quantum dots (GQDs) through different cell membranes is key for the practical application of GQDs in medicine.
Pengzhen Zhang   +6 more
doaj   +1 more source

Relevance of the protein macrodipole in the membrane-binding process. Interactions of fatty-acid binding proteins with cationic lipid membranes. [PDF]

open access: yesPLoS ONE, 2018
The fatty acid-binding proteins L-BABP and Rep1-NCXSQ bind to anionic lipid membranes by electrostatic interactions. According to Molecular Dynamics (MD) simulations, the interaction of the protein macrodipole with the membrane electric field is a ...
Vanesa V Galassi   +2 more
doaj   +1 more source

Lipid Polymorphism of the Subchloroplast—Granum and Stroma Thylakoid Membrane—Particles. I. 31P-NMR Spectroscopy

open access: yesCells, 2021
Build-up of the energized state of thylakoid membranes and the synthesis of ATP are warranted by organizing their bulk lipids into a bilayer. However, the major lipid species of these membranes, monogalactosyldiacylglycerol, is a non-bilayer lipid.
Ondřej Dlouhý   +7 more
doaj   +1 more source

Atomic force microscopy and other scanning probe microscopy methods to study nanoscale domains in model lipid membranes

open access: yesAdvances in Physics: X, 2023
The cell membrane is a fundamental biological structure, which is only 6–10 nm thick. It is composed of hundreds of lipid types, which form small and dynamic lipid domains or rafts.
Morgan Robinson   +3 more
doaj   +1 more source

Expansion Microscopy of Lipid Membranes

open access: yesbioRxiv, 2019
Lipids are fundamental building blocks of cells and their organelles, yet nanoscale resolution imaging of lipids has been largely limited to electron microscopy techniques.
Emmanouil D. Karagiannis   +9 more
semanticscholar   +1 more source

AFM Imaging of Lipid Domains in Model Membranes

open access: yesThe Scientific World Journal, 2003
Characterization of the two-dimensional organization of biological membranes is one of the most important issues that remains to be achieved in order to understand their structure-function relationships.
Pierre Emmanuel Milhiet   +2 more
doaj   +1 more source

Simulation Best Practices for Lipid Membranes [Article v1.0].

open access: yesLiving journal of computational molecular science, 2019
We establish a reliable and robust standardization of settings for practical molecular dynamics (MD) simulations of pure and mixed (single- and multi-component) lipid bilayer membranes.
David J Smith   +2 more
semanticscholar   +1 more source

Unraveling membrane properties at the organelle-level with LipidDyn

open access: yesComputational and Structural Biotechnology Journal, 2022
Cellular membranes are formed from different lipids in various amounts and proportions depending on the subcellular localization. The lipid composition of membranes is sensitive to changes in the cellular environment, and its alterations are linked to ...
Simone Scrima   +11 more
doaj   +1 more source

Membrane Flotation Assay

open access: yesBio-Protocol, 2015
Many postitive-stranded RNA viruses, such as Hepatitis C virus (HCV), highjack cellular membranes, including the Golgi, ER, mitchondria, lipid droplets, and utilize them for replication of their RNA genome or assembly of new virions. By investigating how
Dorothee Vogt, Melanie Ott
doaj   +1 more source

Lipidomic and biophysical homeostasis of mammalian membranes counteracts dietary lipid perturbations to maintain cellular fitness

open access: yesNature Communications, 2020
Proper membrane physiology requires maintenance of biophysical properties, which must be buffered from external perturbations. While homeostatic adaptation of membrane fluidity to temperature variation is a ubiquitous feature of ectothermic organisms ...
K. Levental   +6 more
semanticscholar   +1 more source

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