Atherosclerotic lesions in aortic sinus.

<p>(A,B) Representative images of oil red O-stained atherosclerotic lesions in aortic sinus. (C,D) Immunohistochemical staining of macrophages (brown) in the cross-sections adjacent to the oil red O-stained images. (E) Quantitative analysis of the lesion area. Each dot indicates mean size of the oil red O-stained lesion area in each mouse. Bars indicate mean ± SEM of 8 mice for each group.