(a)
(b)
(c)
Figure 7: Representative of immunohistochemical staining (a) and semiquantification analysis (b) for expressions of , , , Nox1, and Nox4 in coronary arteries. Scale bar: 50 m. (c) NAD(P)H oxidase activity in HUVECs. Values are presented as mean ± SD ( to 6 per group). and versus the 0.1% PolyPHb group; and versus the Control group.