Source:http://linkedlifedata.com/resource/pubmed/id/10884934
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:dateCreated |
2000-10-18
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pubmed:abstractText |
The stratum corneum is a complex biological material characterized by very low permeability to water and most other molecules. This material may be thought of as a 'porous medium' composed of impermeable and permeable regions. Intercellular lipid membranes in the stratum corneum are postulated to exist in a mixture of two phases: solid (i.e. impermeable) and liquid crystalline (permeable). The corneocyte envelope is classified as impermeable. Diffusion mechanisms of solutes within, across and between the intercellular lamellae are discussed. This model represents a refinement of previous theories about the physical structures responsible for the low observed permeability of the stratum corneum.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:issn |
0365-8341
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
208
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
12-5
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:10884934-Diffusion,
pubmed-meshheading:10884934-Epidermis,
pubmed-meshheading:10884934-Extracellular Space,
pubmed-meshheading:10884934-Humans,
pubmed-meshheading:10884934-Lipid Metabolism,
pubmed-meshheading:10884934-Lipids,
pubmed-meshheading:10884934-Permeability,
pubmed-meshheading:10884934-Porosity,
pubmed-meshheading:10884934-Structure-Activity Relationship,
pubmed-meshheading:10884934-Water
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pubmed:year |
2000
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pubmed:articleTitle |
Hypothesis: the epidermal permeability barrier is a porous medium.
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pubmed:affiliation |
Dept. of Medicine, University of British Columbia, Vancouver, Canada. nkitson@interchange.ubc.ca
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pubmed:publicationType |
Journal Article,
Review,
Research Support, Non-U.S. Gov't
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