Isolation of polysaccharides from tea and their hypoglycemic activity Screening for anti-diabetic effective fraction in leaves of Olea europaea Studies on the hypoglycemia and lipids regulating effects of Plantago depressa var.montata Protective effect of propolis extract on activity oxygen free radical and alloxan-induced hepatic injury in rat Studies on anti-hyperglycemic effect and its mechanism of Clinopodium chinense Optimization of diabetic gastroparesis rat model by orthogonal design Hypoglycemic Effect of Saponin Isolated from Leaves of Acanthopanax senticosus(Rupr.et Maxim.)Harms. The Selaginella tamanscina (Beauv.) Spring Complex Treatment for Experimental Diabetes and Its Effect on Blood Rheology