Abstracts
Soo Kyoung Choi
Abstract
Adiponectin is one among the foremost abundant adipokines secreted from fat . An orally active synthetic adiponectin receptor agonist, adipoRon has been suggested to ameliorate insulin resistance, myocardial apoptosis, and pancreatic tumor. it's been reported that adiponectin directly induces vascular relaxation however; the chronic effect of adipoRon within the vascular dysfunction in type 2 diabetes has not been studied yet. Thus, during this study, we examined whether adipoRon improves vascular function in type 2 diabetes and what mechanism is involved. Ten to 12-week old male type 2 diabetic (db-/ db-) mice were treated with adiponectin receptor agonist (adipoRon, 10 mg/kg/everyday by oral gavage) for two weeks. Isolated mesenteric arteries were mounted within the arteriography and arterial diameter was measured. And western blot analysis was assessed. Pressure-induced myogenic response was significantly increased, whereas endothelium-dependent relaxation was significantly reduced within the mesenteric arteries from type 2 diabetic mice. Interestingly, treatment of adipoRon normalized potentiated myogenic response. However,endothelium-dependent