The body weights of Air- and ozone-exposed KKAy mice were measured weekly, and the body weight gain is presented. *p<0.05 vs Air, two way ANOVA. n=8/group. B and C: After 13 days of inhalation exposure to ozone or air, KKAy mice were euthanized, and the levels of adiponectin (B) and leptin (C) were assessed by ELISA. *p<0.05 vs Air, student’s t test. n=8/group.