Effect of diet on mitochondrial Ca2+ induced swelling, as assessed from the relative change in absorbance at 540nm, after 22 weeks of treatment in Protocol 2. * denotes p<0.05 for heart failure with 18% protein compared to sham, and # p<0.05 for heart failure with 30% protein compared to sham. The group sizes were 16 for the sham group, and 21 and 13 heart failure groups with 18% and 30% protein, respectively.