[Retracted] Osthole Attenuates Bleomycin-Induced Pulmonary Fibrosis by Modulating NADPH Oxidase 4-Derived Oxidative Stress in Mice

Figure 5

OST inhibits BLM-induced oxidative stress of the lungs in vivo. (a) Representative immunohistochemical staining of lung sections with 4-HNE (, scale  μm). (b) Content of MDA in lung tissues (). (c) Representative immunofluorescence staining of NOX4 in lung sections (, scale  μm). (d) Western blot assay for expression of NOX4 (). vs. control; ### vs. BLM.

(a)

(b)

(c)

(d)