SYN1 and myocardial infarction: Due to the large variability of the results in the myocardial infarction (MI) group, comparison of the SYN1 and [18F]-FDG uptakes (%ID/mL) in the heart of MI and control mice did not show significant differences (Figure 1A), Nevertheless, obtained images significantly indicated a loss of uptake of compounds in the periapical area (Figure S1).