mortality/aging
• mice subjected to chronic pressure overload (by ascending aortic constriction) exhibit improved survival and do not develop heart failure as do wild-type
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cardiovascular system
• augmented glucose uptake results in a 5-fold increase in cardiac glycogen
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• uptake rate of a glucose analog is increased about 40-fold in isolated hearts during insulin-free perfusion and remains more than 2-fold higher than wild-type during insulin stimulation, however blood glucose levels are unaltered
• greater rate of glucose uptake persists in hearts after pressure overload by ascending aortic constriction
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• mice subjected to chronic pressure overload exhibit improved survival and do not develop heart failure as do wild-type
• lactate production is elevated in isolated perfused hearts at baseline and increases additionally at peak work induced by increasing left ventricle volume
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homeostasis/metabolism
• augmented glucose uptake results in a 5-fold increase in cardiac glycogen
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• mice subjected to chronic pressure overload exhibit improved survival and do not develop heart failure as do wild-type
• lactate production is elevated in isolated perfused hearts at baseline and increases additionally at peak work induced by increasing left ventricle volume
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muscle
• augmented glucose uptake results in a 5-fold increase in cardiac glycogen
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• uptake rate of a glucose analog is increased about 40-fold in isolated hearts during insulin-free perfusion and remains more than 2-fold higher than wild-type during insulin stimulation, however blood glucose levels are unaltered
• greater rate of glucose uptake persists in hearts after pressure overload by ascending aortic constriction
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cellular
• uptake rate of a glucose analog is increased about 40-fold in isolated hearts during insulin-free perfusion and remains more than 2-fold higher than wild-type during insulin stimulation, however blood glucose levels are unaltered
• greater rate of glucose uptake persists in hearts after pressure overload by ascending aortic constriction
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