The heart tissue was used to determine the protective effect of GBE50 (Table 4). Myocardium
+
Na -K -ATPase and Ca -Mg -ATPase activities in group II were insignificantly (p > 0.05) decreased
+
2+
2+
compared to those of normal control group (I). Compared with those of the sham group (II),
+
myocardium Na -K -ATPase and Ca -Mg -ATPase activities in group III were significantly
+
2+
2+
decreased (p < 0.01). Different doses (50, 100, or 200 mg/kg body weight) of GBE50 significantly
+
(p < 0.05, p < 0.01) increased the myocardium Na -K -ATPase and Ca -Mg -ATPase activities in a
+
2+
2+
dose-dependent manner compared with those of group III (Table 4).