IL17F and arteriosclerosis disorder: To investigate the effect of IL-17A, F, and A/F in arteriosclerosis, the circumference of the lumen of the artery was measured in IL-17A-/KCASP1Tg, IL-17F-/KCASP1Tg, IL-17AF-/KCASP1Tg mice and also IL-17A-, IL-17F-, IL-17AF- mice.