Computer simulation of water-mediated adhesion between phospholipid bilayer and solid support functionalized with self-assembled monolayers

An attempt is made to estimate, via computer simulation of the force-distance relation, the free energy of adhesion between a phosphatidylethanolamine bilayer and an alkanethiolate self-assembled monolayer (SAM) in aqueous medium. The simulations are performed using the grand canonical Monte Carlo t...

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Bibliographic Details
Main Authors: Pertsin, Alexander (Author) , Grunze, Michael (Author)
Format: Article (Journal)
Language:English
Published: 28 August 2012
In: Biointerphases
Year: 2012, Volume: 7, Issue: 1/4
ISSN:1559-4106
DOI:10.1007/s13758-012-0057-3
Online Access:Verlag, kostenfrei, Volltext: http://dx.doi.org/10.1007/s13758-012-0057-3
Verlag, kostenfrei, Volltext: https://link.springer.com/article/10.1007/s13758-012-0057-3
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Author Notes:Alexander Pertsin, Michael Grunze
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Summary:An attempt is made to estimate, via computer simulation of the force-distance relation, the free energy of adhesion between a phosphatidylethanolamine bilayer and an alkanethiolate self-assembled monolayer (SAM) in aqueous medium. The simulations are performed using the grand canonical Monte Carlo technique and atomistic force fields. The bilayer adhesion free energy is predicted to be −22 ± 3 mJ/m2 (-1.4 ± 0.2 kcal/mol) on a hydrophilic carboxyl-terminated SAM and −1 ± 1 mJ/m2 (-0.06 ± 0.06 kcal/mol) on a hydrophobic methyl-terminated SAM.
Item Description:Published online 28 August 2012
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Physical Description:Online Resource
ISSN:1559-4106
DOI:10.1007/s13758-012-0057-3