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Obesity and Diabetes

Insulin resistance reduces expression of heat shock protein 72

Published in Obesity and Diabetes Week, August 29th, 2005

Insulin resistance reduces expression of heat shock protein 72 in high-fat diet rats.

"We investigated the effects of insulin resistance on the expression of heat-shock proteins (HSPs) and myocardial protection against ischemia/reperfusion injury. Male Sprague-Dawley rats received normal chow (CNT) or high-fat (HiF) diet. HiF diet for 6 weeks resulted in the development of insulin resistance, which was evaluated by oral glucose test and insulin tolerance test," scientists in Japan report.

"Twenty-four hour after oral administration of geranylgeranylacetone (GGA) (200 mg/kg), the heart was isolated and perfused retrogradely with two different doses of...

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