Evidence-Based Complementary and Alternative Medicine / 2013 / Article / Tab 3

Research Article

Protective Effect of Free and Bound Polyphenol Extracts from Ginger (Zingiber officinale Roscoe) on the Hepatic Antioxidant and Some Carbohydrate Metabolizing Enzymes of Streptozotocin-Induced Diabetic Rats

Table 3

Effect of administration of polyphenols from Z. officinale on carbohydrate metabolic enzymes’ activities in the liver of normal and streptozotocin-diabetic rats.

GroupU/mg protein

Normal control2.95 ± 0.03a3.81 ± 0.06a3.56 ± 0.58a10.50 ± 1.16a
Diabetic control 0.93 ± 0.36a2.56 ± 0.23a8.42 ±1.16b25.62 ± 2.89b
Diabetic + free2.55 ± 0.23a3.34 ± 0.17a4.23 ± 0.29a13.25 ± 1.16a
Diabetic + bound2.17 ± 0.29a2.86 ± 0.58a5.96 ± 0.58c15.63 ± 1.73a
Diabetic + GBN2.68 ± 0.21a3.69 ± 0.17a4.06 ± 0.51a12.36 ± 2.05a

Values are mean ± S.E.M. of 8 rats. Test values down the vertical columns carrying different superscripts for each parameter are significantly different (P < 0.05). HK: hexokinase, PFK: phosphofructokinase, F-1,6-BP: fructose-1,6-biphosphatase, G-6-P: glucose-6-phosphatase.

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