Our previous research has confirmed that hucMSC-Ex can alleviate insulin resistance in type 2 diabetic individuals, increase the distribution of GLUT on the surface of liver, muscle, fat and other tissue membranes, and improve the amount and activity of glucose metabolism enzymes in tissues such as liver, muscle and fat, promote the body’s intake and utilization of glucose in the blood to reduce blood sugar in individuals with type 2 diabetes. Here, SLC2A1 is linked to type 2 diabetes mellitus.