Effect of kaempferol on plaque and fatty steak formation in the aorta of rabbits. (a) Representative photographs of oil red O stained aorta of the third portion; (b) Percentage of the plaques area on the third portion aorta of rabbits in each group. Expressed as percentage of the oil red-O positive area/total internal surface area. A. Control; B. Model; C. Fenofibrate; D. Keampferol-H; E. Keampferol-L. Each bar represents mean+SD (n=6). **P <0.01 compared with control group.