Objective: To investigate the effect of Xintongtai on microvascular density and vascular endothelial active substances in rats with acute myocardial ischemia. Methods: Sprague-Dawley rats were randomly divided into sham-operation group, model group, low-, middle-, and high-dose Xintongtai groups, and Shexiang Baoxin pill group. All rats except those in the sham-operation group were treated with ligation of the left anterior descending coronary artery to establish a model of acute myocardial ischemia and were then given distilled water, low-, middle-, and high-dose Xintongtai liquid, or Shexian...
