SLC2A4 and diabetes mellitus: Based on the fact that autophagy and GLUT4 trafficking can be overlapping in the mechanism of endocytosis and intracellular compartments, using similar proteins for exocytosis, as well as that PI3K and AMPK also control autophagy and GLUT4, control of GLUT4 autophagy trafficking could enable a new direction in the study of diabetes in the future [26].