Data are expressed as mean of 4000 cells analyzed per sample ± standard deviation of the mean (n=8 animals per group).aSignificant difference in relation to the water group (p< 0.05, Test t -student). MnPCE: micronucleated polychromatic erythrocytes; PCE/NCE: the ratio of polychromatic to normochromatic erythrocytes; FRU- Fructose; VPE- voluntary physical exercise.