Biplots of Canonical Correspondence Analysis (CCA) of C. paliurus extracts. CCA were done based on matrix linking contents of the major components, geographical locations and their antihyperglycemic (A), antihyperlipidemic (B) activities in STZ-induced diabetic mice. BW, Body weight gain; BG, Final blood glucose level in fasting blood glucose test; OGTT, Oral glucose tolerance test; ITT, Insulin tolerance test; TG, Triglyceride; TC, Total cholesterol; LDL-c, Low density lipoprotein cholesterol; HDL-c, High-density lipoprotein cholesterol; BUN, Blood urea nitrogen; CREA, Creatinine; TBIL, Total bilirubin; AST, Aspartate aminotransferase; ALT, Alanine aminotransferase.