Fig. 8

Histochemistry analyses of aortic root paraffin sections from ApoE^−/− mice with different treatments. Representative photographs and quantitative analysis of aortic root sections stained by H&E (A), antibody to F4/80 (B), antibody to CD31 (C), Masson’s trichrome (D), and MMP9 (E). 1: Control, 2: Model, 3: Evol, 4: Lipo@E NPs, 5:(Lipo + M)@E NPs. Scale bars = 500 µm. Data are means ± SD, n = 3, ^##P < 0.01, ^###P < 0.001 vs. the Control. ^*P < 0.05, ^**P < 0.01, ^***P < 0.001 vs. the Model