explore the relationship between cUck2 and heart function after myocardial infarction PRODUCTS OF THE STUDY diagnostic kit of AMI in quantitative polymerase chain reaction (qPCR) NUMBER OF PATIENTS : 3 groups with 169 patients will be included Group 1: 66 AMI adult patients Group 2: 56 unstable angina adults Group 3: 56 Witnesses healthy adults INCLUSION LENGTH 36 months DURATION OF THE STUDY 42 months