Increased hepatic glycogen synthetase and decreased phosphorylase in trained rats
- PMID: 120110
- DOI: 10.1111/j.1748-1716.1979.tb06473.x
Increased hepatic glycogen synthetase and decreased phosphorylase in trained rats
Abstract
Rats were either physically trained by a 12 wk swimming program or were freely eating or weight matched, sedentary controls. Trained rats had a higher relative liver weight and total hepatic glycogen synthetase (EC 2.4.1.11) activity and a lower phosphorylase (EC 2.4.1.1) activity than the other groups of rats. These changes may partly explain the demonstrated training-induced increase in glucose tolerance. None of the findings could be ascribed to differences in foold intake or body weight.
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