homeostasis/metabolism
• during hyperinsulinaemic clamp plasma glucose levels are elevated
• however, fasting glucose levels and metabolic glucose clearance are not significantly different from C57BL/6 controls
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• insulin levels are more than doubled compared to C57BL/6 controls
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cardiovascular system
• about an 80% increase in heart weight (normalized to body weight) compared to C57BL/6 controls
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• cardiac hypertrophy not associated with elevation in mean arterial pressure
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• 65% increase in left and right ventricular wall thickness
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• marked ventricular interstitial fibrosis and fibroblast hyperplasia are seen
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• basal glucose uptake in the heart is increased
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adipose tissue
• during hyperinsulinaemic clamp glucose uptake is reduced in brown adipose tissue
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• basal glucose uptake is increased in white and brown adipose tissue compared to C57BL/6 controls
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muscle
• basal glucose uptake in the heart is increased
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• during hyperinsulinaemic clamp glucose uptake is reduced in white quadriceps tissue
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• basal glucose uptake is increased in white quadriceps tissue compared to C57BL/6 controls
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cellular
• during hyperinsulinaemic clamp glucose uptake is reduced in brown adipose tissue
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• basal glucose uptake is increased in white and brown adipose tissue compared to C57BL/6 controls
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• marked ventricular interstitial fibrosis and fibroblast hyperplasia are seen
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• basal glucose uptake in the heart is increased
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• during hyperinsulinaemic clamp glucose uptake is reduced in white quadriceps tissue
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• basal glucose uptake is increased in white quadriceps tissue compared to C57BL/6 controls
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growth/size/body
• about an 80% increase in heart weight (normalized to body weight) compared to C57BL/6 controls
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• cardiac hypertrophy not associated with elevation in mean arterial pressure
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