Groups Glycogen Glycogen synthase Glycogen phosphorylase Controls 60.83 ± 1.35 842.17 ± 10.91 658.33 ± 11.46 Diabetic rats 19.50 ± 2.35a 525.67 ± 14.39a 897.50 ± 28.26a Units are expressed as: mg/g wet tissue for glycogen, μmoles of UDP formed/h/mg protein for glycogen synthase and μmoles Pi liberated/h/mg protein for glycogen phosphorylase. Values are given as mean ± SEM, for groups of 6 rats in each. aValues statistically significant at p<0.05

Table 16: Level of glycogen content and activities of glycogen synthase and glycogen phosphorylase in liver tissues of streptozotocin-nicotinamide-induced diabetic rats (according to Palsamy and Subramanian [355]; with own modification).