Effect of Ginkgo biloba extract on glucose uptakeof diaphragm in diabetic rats Effect of catalpol,berberine。and their combination on expression of Giut4 protein and C-Cbl associated protein in insulin resistant 3T3-L1 adipocytes Effects of puerarin on plasma membrane GLUT4 content in skeletal muscle from insulin-resistant sprague-dawley rats under insulin stimulation Effect of Alcohol Extract of Cornus officinalis Sieb.et Zucc on GLUT4 Expression in Skeletal Muscle in Type 2 (non-insulin-Dependent) Diabetic Mellitus Rats