CXCL12 and myocardial infarction: ,52 Interestingly, the infarct remodelling after intracoronary progenitor cell treatment in patients with acute myocardial infarction (TOPCARE-AMI) trial demonstrated that in vitro migration capacity of transplanted cells toward a gradient of SDF-1α was correlated with the reduction of infarct size assessed by MRI.53