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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
8503
|
pubmed:dateCreated |
1986-9-17
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pubmed:abstractText |
Continuous infusion of glucose with model assessment was used to measure glucose tolerance, beta-cell function, and insulin sensitivity in 154 first-degree relatives of 55 patients with type-2 diabetes. The plasma glucose achieved at 1 h was normally distributed in normal control subjects, but 31 (20%) of relatives of type-2 diabetics had values above the normal distribution mean +2 SD. Insulin secretion, assessed from the first or second phase plasma-C-peptide responses, was significantly lower in the glucose-intolerant relatives than in normoglycaemic relatives of similar sex, age, and obesity. beta-cell function, estimated by means of model analysis, was severely impaired in the glucose-intolerant relatives but was not impaired in the normoglycaemic relatives (geometric mean 41% and 109% of normal beta-cell response, respectively). Reduced beta-cell function was found with all degrees of glucose intolerance, whereas only the more severely hyperglycaemic relatives had impaired insulin sensitivity. This suggests that the primary defect in familial type-2 diabetes is beta-cell dysfunction.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
AIM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Aug
|
pubmed:issn |
0140-6736
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
16
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pubmed:volume |
2
|
pubmed:owner |
NLM
|
pubmed:authorsComplete |
Y
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pubmed:pagination |
360-4
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pubmed:dateRevised |
2011-11-17
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pubmed:meshHeading |
pubmed-meshheading:2874367-Adult,
pubmed-meshheading:2874367-Blood Glucose,
pubmed-meshheading:2874367-C-Peptide,
pubmed-meshheading:2874367-Diabetes Mellitus, Type 2,
pubmed-meshheading:2874367-Female,
pubmed-meshheading:2874367-Glucose Tolerance Test,
pubmed-meshheading:2874367-Humans,
pubmed-meshheading:2874367-Infusions, Parenteral,
pubmed-meshheading:2874367-Insulin,
pubmed-meshheading:2874367-Insulin Resistance,
pubmed-meshheading:2874367-Islets of Langerhans,
pubmed-meshheading:2874367-Male,
pubmed-meshheading:2874367-Middle Aged
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pubmed:year |
1986
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pubmed:articleTitle |
Beta-cell dysfunction, rather than insulin insensitivity, is the primary defect in familial type 2 diabetes.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
|