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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
10
pubmed:dateCreated
1999-1-14
pubmed:abstractText
Studies have shown that a high plasma non-esterified fatty acid concentration may inhibit glucose induced insulin secretion in vitro and in vivo. The effect of lowering the fatty acid concentration on the acute insulin response was investigated in first degree relatives of people with Type II diabetes in a double-blind, randomised, placebo-controlled trial. Fifty first degree relatives of people with Type II diabetes volunteered for the study. Twenty five were given acipimox (250 mg/day, four times daily) and 25 placebo. The group treated with acipimox had a lower 2-h plasma glucose concentration (6.1 +/- 0.2 vs 7.7 +/- 0.3 vs mmol/l, p < 0.01); better insulin-mediated glucose uptake (35.4 +/- 0.5 vs 28.3 +/- 0.4 mumol/kg fat free mass per min, p < 0.01), acute insulin response (68 +/- 4.4 vs 46 +/- 7.3 mU/l, p < 0.01) and respiratory quotient (0.81 +/- 0.02 vs 0.77 +/- 0.03, p < 0.05); and a rise in the plasma glucagon (164 +/- 63 vs 134 +/- 72 ng/1, p < 0.05), growth hormone (1.31 +/- 0.13 vs 0.97 +/- 0.21 microgram/l, p < 0.03) and cortisol (325 +/- 41 vs 284 +/- 139 nmol/l, p < 0.05) concentrations. The difference in the acute insulin response persisted, even after adjustment for the 2-h plasma glucose concentration, insulin-mediated glucose uptake, the fasting plasma glucagon concentration and the growth hormone concentration (p < 0.05). In a subgroup of eight patients acipimox was compared with acipimox plus intralipid. The acute insulin response (44 +/- 5.1 vs 71 +/- 5.3 mU/l, p < 0.01) and the insulin-mediated glucose uptake (27.4 +/- 0.4 vs 36.7 +/- 0.5 mumol/kg fat free mass per min, p < 0.003) were lower with acipimox plus intralipid treatment than with acipimox alone. It is concluded that long term acipimox treatment lowers the plasma fasting free fatty acid concentration and improves the acute insulin response and the insulin mediated glucose uptake.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Oct
pubmed:issn
0012-186X
pubmed:author
pubmed:issnType
Print
pubmed:volume
41
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
1127-32
pubmed:dateRevised
2011-11-17
pubmed:meshHeading
pubmed:year
1998
pubmed:articleTitle
Lowering fatty acids potentiates acute insulin response in first degree relatives of people with type II diabetes.
pubmed:affiliation
Department of Geriatric Medicine and Metabolic Diseases, IInd University of Naples, Italy.
pubmed:publicationType
Journal Article, Clinical Trial, Randomized Controlled Trial