Table 4. Activity of enzymes related to myocardium energy metabolism. C: control group; A: açai group; D: doxorubicin group; DA: doxorubicin + açai group. Values are expressed as the mean ± standard deviation; p value: two-way ANOVA; pi: p value for doxorubicin vs açai interaction; *different from C group; ^&different from D group; ^%different from A group