915380.fig.003a
(a)
915380.fig.003b
(b)
915380.fig.003c
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915380.fig.003d
(d)
Figure 3: Immunohistochemical staining of 8-OHdG antibodies in the representative tissue specimens (400x): CO group (a), MNU + s-NaCl group (b), C20W cancer group (c), and C20W benign group (d). DAB stained immunoreactive cells (dark brown, arrows); nuclear counterstaining was performed with Hematoxylin II and Bluing reagent. LP: laminar propria and MM: muscularis mucosae.