Table 4. Body weight and heart/weight ratio in study groups.

Group	IBW (gr)	FBW (gr)	HW (gr)	HW / BW
Ctrl	201.33±1.02	221.16±1.7000	0.90±0.0200	0.004±0.000100
DOX	210.00±0.89	181.17±1.61†††	0.54±0.02†††	0.003±0.0001†††
GSE	208.33±1.68	227.66±2.04***	0.78±0.02***	0.003±0.00001**

IBW=initial body weight; FBW=final body weight; HW=heart weight; BW=body weight.

Ctrl=control; DOX = doxorubicin (12 mg/kg); GSE = grape seed extract (100 mg/kg), the values are expressed as mean ± SEM (n=6). †††: p<0.001 vs. Ctrl group, **: p<0.01 and ***: p<0.001 vs. DOX group.