Objective :To research the effect of heart blood stasis rat intervened by Tanshinone IIA on the electrocardiogram and expression by special pathologic dying method (HBFP). Methods:Randomly divided Wistar rat into 3 groups, they are Tanshinone IIA group, heart blood stasis group, and normal group. The model of heart blood stasis (myocardial isehemia) was established with Pit inject via caudal vein. Every rat was examined ECG after they were in narcosis. After injection record every rat ECG ,then get the cardiac muscle to examine the expres...