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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
1998-8-25
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pubmed:abstractText |
The glucose transporter protein syndrome (GTPS) is caused by defective transport of glucose across the blood-brain barrier via the glucose transporter GLUT1, resulting in hypoglycorrhachia, infantile seizures, and developmental delay. Recent reports indicated that GLUT1 is a multifunctional transporter. We investigated the transport of vitamin C in its oxidized form (dehydroascorbic acid) via GLUT1 into erythrocytes of 2 patients with GTPS. In both patients, uptake of oxidized vitamin C was 61% of the mothers' values. Our findings are consistent with recent observations that vitamin C is transported in its oxidized form via GLUT1. We speculate that impaired transport of this substrate and perhaps other substrates in GTPS might contribute to the pathophysiology of this condition.
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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:month |
Aug
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pubmed:issn |
0364-5134
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
44
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
286-7
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:9708557-Adult,
pubmed-meshheading:9708557-Ascorbic Acid,
pubmed-meshheading:9708557-Blood-Brain Barrier,
pubmed-meshheading:9708557-Child,
pubmed-meshheading:9708557-Dehydroascorbic Acid,
pubmed-meshheading:9708557-Erythrocytes,
pubmed-meshheading:9708557-Female,
pubmed-meshheading:9708557-Humans,
pubmed-meshheading:9708557-Male,
pubmed-meshheading:9708557-Middle Aged,
pubmed-meshheading:9708557-Monosaccharide Transport Proteins,
pubmed-meshheading:9708557-Oxidation-Reduction,
pubmed-meshheading:9708557-Syndrome
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pubmed:year |
1998
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pubmed:articleTitle |
Deficient transport of dehydroascorbic acid in the glucose transporter protein syndrome.
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pubmed:affiliation |
Neurological Institute, Columbia University, New York, NY 10032, USA.
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pubmed:publicationType |
Journal Article,
Clinical Trial,
Controlled Clinical Trial,
Research Support, Non-U.S. Gov't
|