Fig. 1

2-APB can improve myocardial ischemia-reperfusion injury. (A-B). Western-blot analysis of ITPR1 protein level in myocardial tissue after myocardial ischemia-reperfusion in mice. (C-G). Representative echocardiogram and ejection fraction (EF), fractional shortening (FS), end-diastolic left ventricular diameter (LVIDd) and end-systolic left ventricular diameter (LVIDs) at 24 and 72 h after reperfusion. (H–I). WGA staining of myocardial tissue, scale bar = 20 μm. J. Myocardial ultrastructure under electron microscopy, scale bar = 2 μm. Experiments were repeated 3–4 times. Data represent mean ± SD. *p < 0. 05, **p < 0. 01, ***p < 0. 001.