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  Indian J Med Microbiol
 

Figure 5: Histological and immunohistochemical representative sections of the zoledronate (Z) (A–C) and sildenafil-treated groups (ZS) (D–F) at 4 weeks after surgery (A–F). Completely immature bone formation (▸) and a little mature bone was observed in the ZS groups and enhanced cartilage tissue (arrows) was observed in the Z groups (A, D: H&E, ×40; B, E: Safranin, ×40; C, F: Masson's trichrome, ×40).

Figure 5: Histological and immunohistochemical representative sections of the zoledronate (Z) (A–C) and sildenafil-treated groups (ZS) (D–F) at 4 weeks after surgery (A–F). Completely immature bone formation (▸) and a little mature bone was observed in the ZS groups and enhanced cartilage tissue (arrows) was observed in the Z groups (A, D: H&E, ×40; B, E: Safranin, ×40; C, F: Masson's trichrome, ×40).