Research Article

The Exercise Preconditioning Effect on Cardiac Tissue Injury following Induction of Myocardial Infarction in Male Rats

Figure 3

Necrosis in the heart tissue. (Scale , 40x magnification).
(a) Myocardial infarction in the MI group
(b) Myocardial infarction in the HIIT+MI group
(c) Cardiac tissue without infarction in HIIT group
(d) Cardiac tissue without infarction in sham group