Source:http://linkedlifedata.com/resource/pubmed/id/20626501
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
6
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pubmed:dateCreated |
2010-11-15
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pubmed:abstractText |
High dietary carbohydrate is suggested to promote development of diabetes mellitus in cats. Glucose tolerance, insulin sensitivity, and insulin secretion were assessed in young [0.8-2.3 (median = 1.1) years, n = 13] and mature [4.0-7.0 (median 5.8) years, n = 12] sexually intact females of a large (n ? 700) feline colony in which only dry-type diets (35% metabolizable energy as carbohydrate) were fed from weaning. Insulin sensitivity was assessed from the 'late-phase' (60-120 min) plasma insulin response of intravenous glucose tolerance tests (IVGTTs) and from fractional change in glycaemia from baseline 15 min after an insulin bolus (0.1 U/kg, i.v.). Insulin secretion was assessed from the 'early-phase' (0-15 min) plasma insulin response of IVGTTs. Compared to the young cats, the mature cats had greater body weights [2.3-3.8 (median = 2.9) vs. 3.0-6.3 (median = 4.0) kg, p < 0.01], greater late-phase insulin responses (p < 0.05), lower insulin-induced glycaemic changes (p = 0.06), lower early-phase insulin responses (p < 0.05), and non-significantly different rates of glucose disposal. The late-phase insulin response was correlated with body weight and age (p < 0.05). When group assignments were balanced for body weight, the age-group differences and correlations became non-significant. The findings indicate that body weight gain is more likely than dry-type diets to induce the pre-diabetic conditions of insulin resistance and secretion dysfunction.
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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 |
Dec
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pubmed:issn |
1439-0396
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pubmed:author | |
pubmed:copyrightInfo |
© 2010 The Authors. Journal of Animal Physiology and Animal Nutrition © 2010 Blackwell Verlag GmbH.
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pubmed:issnType |
Electronic
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pubmed:volume |
94
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
e318-28
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pubmed:meshHeading |
pubmed-meshheading:20626501-Aging,
pubmed-meshheading:20626501-Animals,
pubmed-meshheading:20626501-Blood Glucose,
pubmed-meshheading:20626501-Body Weight,
pubmed-meshheading:20626501-Cats,
pubmed-meshheading:20626501-Dietary Carbohydrates,
pubmed-meshheading:20626501-Female,
pubmed-meshheading:20626501-Glucose,
pubmed-meshheading:20626501-Glucose Tolerance Test,
pubmed-meshheading:20626501-Infusions, Intravenous,
pubmed-meshheading:20626501-Insulin Resistance
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pubmed:year |
2010
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pubmed:articleTitle |
Age and body weight effects on glucose and insulin tolerance in colony cats maintained since weaning on high dietary carbohydrate.
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pubmed:affiliation |
Department of Veterinary Medicine and Surgery, College of Veterinary Medicine, University of Missouri, Columbia, MO 65211, USA. backusr@missouri.edu
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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