Figure 1
![Figure 1](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2F1479-5876-11-80/MediaObjects/12967_2012_Article_1474_Fig1_HTML.jpg)
Histopathological changes in mice heart (n = 2). A. Control group: myocardial structure is intact with cardiomyocytes lined up in order (HE, 200X). B ISO group: photomicrograph showing formation of intracytoplasmic vacuolization, myocytolysis with diffused lymphocytes and monocytes infiltration (HE, 200X). C. ISO + Phz group: Photomicrograph of cardiac muscle showing normal architecture (HE, 200X). D. ISO + RTV group: Photomicrograph of cardiac muscle showing normal architecture (HE, 200X).