Molecular therapy for autoimmune diabetes (TIDM): Extendin-4(brand name: Byetta, Bydureon, Exenatide), a GLP-1 receptor agonist, increases PD-L1 expression, increases Tregs function, promotes immune tolerance, increases pancreatic β-cell proliferation and regeneration, increases insulin secretion, improves insulin sensitivity, increases energy utilization, and reverses TIDM, via up-regulation of its target gene, 5/March/2019, 5.59 pm