Clinical chemistry measurements from the serum of control, GW610742 PPARδ agonist and GW347845 PPARγ agonist treated ob/ob mice. (a) Serum insulin. (b) Glucose. (c) β-hydroxybutyrate. (d) Triglyceride. (e) Non-esterified fatty acids. (f) HDL cholesterol. (g) Oral glucose tolerance test. (h) Area under curve (AUC) oral glucose tolerance test. *P < 0.05 with respect to vehicle control treated animals. Error bars show standard error deviations from the mean.