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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1977-2-24
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pubmed:abstractText |
1. The neutral and phospholipid compositions of three rat liver plasma membrane subfractions originating predominantly from the three major functional domains of the hepatocyte viz the blood sinusoidal, contiguous and bile canalicular fractions, were determined. 2. The sinusoidal and canalicular plasma membrane subfractions, both of which were vesicular, contained a higher lipid to protein weight ratio than the contiguous plasma membrane subfraction that consisted of membrane strips, junctional complexes and some larger vesicles. The three plasma membrane subfractions contained a similar neutral lipid to phospholipid ratio. The highest unesterified cholesterol content was associated with the canalicular plasma membrane subfraction. 3. The phospholipid profiles of the three subfractions were generally similar. However, the canalicular plasma membrane subfraction contained a higher proportion of sphingomyelin than the other subfractions. 4. Correlations between the neutral and phospholipid composition of the subfractions and membrane integrity and function are discussed, especially with respect to a possible role of lipids in governing the resilience of the canalicular plasma membrane to the action of bile salts.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Cholesterol,
http://linkedlifedata.com/resource/pubmed/chemical/Fatty Acids, Nonesterified,
http://linkedlifedata.com/resource/pubmed/chemical/Lipids,
http://linkedlifedata.com/resource/pubmed/chemical/Phospholipids,
http://linkedlifedata.com/resource/pubmed/chemical/Triglycerides
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pubmed:status |
MEDLINE
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pubmed:month |
Dec
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pubmed:issn |
0006-3002
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
14
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pubmed:volume |
455
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
655-64
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pubmed:dateRevised |
2003-11-14
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pubmed:meshHeading |
pubmed-meshheading:999933-Animals,
pubmed-meshheading:999933-Cell Fractionation,
pubmed-meshheading:999933-Cell Membrane,
pubmed-meshheading:999933-Cholesterol,
pubmed-meshheading:999933-Chromatography, Thin Layer,
pubmed-meshheading:999933-Endoplasmic Reticulum,
pubmed-meshheading:999933-Fatty Acids, Nonesterified,
pubmed-meshheading:999933-Golgi Apparatus,
pubmed-meshheading:999933-Lipids,
pubmed-meshheading:999933-Liver,
pubmed-meshheading:999933-Lysosomes,
pubmed-meshheading:999933-Male,
pubmed-meshheading:999933-Membranes,
pubmed-meshheading:999933-Mitochondria, Liver,
pubmed-meshheading:999933-Phospholipids,
pubmed-meshheading:999933-Rats,
pubmed-meshheading:999933-Triglycerides
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pubmed:year |
1976
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pubmed:articleTitle |
The lipid composition of plasma membrane subfractions originating from the three major functional domains of the rat hepatocyte cell surface.
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pubmed:publicationType |
Journal Article
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