Shoghi et al. found the decreased myocardial glucose uptake rate in PET images and lower expression of glucose transporters (Glut1 and Glut4) in 20-week-old Zucker Diabetic Fatty (ZDF) rats (fa/fa) but did not show significant difference in morphological changes in the echocardiography measurements [40]. Here, SLC2A4 is linked to diabetes mellitus.