FOXP3 and myocardial infarction: Our results revealed that Cd73 (about 800-folds) and Cd157 (about 200-folds) expression increased greatly in mRNA level in purified FoxP3+Tregs from MI heart compared to that from the sham, and higher expression of Cd73 was found in Tregs than Teffs isolated from those infarcted heart.