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Cited by 386

The DOI matches its Crossref record; 40 of the 40 references it cites were found in a registry or an index.

Structural Determinants of Water Permeability through the Lipid Membrane

Open access
Mathai, John C., Tristram-Nagle, Stephanie, Nagle, John F., Zeidel, Mark L.·2008·The Journal of General Physiology

Abstract

Despite intense study over many years, the mechanisms by which water and small nonelectrolytes cross lipid bilayers remain unclear. While prior studies of permeability through membranes have focused on solute characteristics, such as size, polarity, and partition coefficient in hydrophobic solvent, we focus here on water permeability in seven single component bilayers composed of different lipids, five with phosphatidylcholine headgroups and different chain lengths and unsaturation, one with a phosphatidylserine headgroup, and one with a phosphatidylethanolamine headgroup. We find that water permeability correlates most strongly with the area/lipid and is poorly correlated with bilayer thickness and other previously determined structural and mechanical properties of these single component bilayers. These results suggest a new model for permeability that is developed in the accompanying theoretical paper in which the area occupied by the lipid is the major determinant and the hydrocarbon thickness is a secondary determinant. Cholesterol was also incorporated into DOPC bilayers and X-ray diffuse scattering was used to determine quantitative structure with the result that the area occupied by DOPC in the membrane decreases while bilayer thickness increases in a correlated way because lipid volume does not change. The water permeability decreases with added cholesterol and it correlates in a different way from pure lipids with area per lipid, bilayer thickness, and also with area compressibility.

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Metadata

Authors
Mathai, J. C., Tristram-Nagle, S., Nagle, J. F., & Zeidel, M. L.
Venue
The Journal of General Physiology
Published
2007-12-31
Volume
131
Issue
1
Pages
69-76
ISSN
  • 0022-1295 (ISSN-L)
  • 1540-7748
OpenAlex
W2155195157
Cited by
386
References
40
FWCI
4.91
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: Structural Determinants of Water Permeability through the Lipid Membrane. https://app.cochat.ai/papers/10.1085/jgp.200709848
The paper
Mathai, J. C., Tristram-Nagle, S., Nagle, J. F., & Zeidel, M. L. (2008). Structural Determinants of Water Permeability through the Lipid Membrane. The Journal of General Physiology. https://doi.org/10.1085/jgp.200709848

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.