In a mouse model of reperfused myocardial infarction, TGF-β1 and TGF-β2 mRNA levels peak early after 6–72 h of reperfusion; in contrast, TGF-β3 exhibits a prolonged time course and is persistently upregulated after 7 days of reperfusion (10). Here, TGFB3 is linked to myocardial infarction.