go Adrenal Thyroid Parathyroid Pituitary Pancreatic Islets Thymus Gonads Gastric MucosaCardiac,cerebrum,kidney,Adipose tissue,liver,and intestinalgogogo The Pancreas B-chainC-peptidecleavagepointSSSSSSA-chaincleavagepointNH2COOHSignal peptidegogogo2007年，年，美国有美国有2100万糖万糖尿病患者尿病患者全球约有全球约有2.46亿亿T2D gogo糖尿病并右中趾溃疡、骨髓炎、骨坏死糖尿病并右中趾溃疡、骨髓炎、骨坏死go
