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Maxillofacial Plastic and Reconstructive Surgery
Fig. 9 | Maxillofacial Plastic and Reconstructive Surgery

Fig. 9

From: The effect of FK506 (tacrolimus) loaded with collagen membrane and fibrin glue on promotion of nerve regeneration in a rat sciatic nerve traction injury model

Fig. 9

Longitudinal image of the sciatic nerve. A Group A at 2 weeks: orderly arranged fibers and intact epineurium (arrows). B Group B at 2 weeks: edema and severance (arrows). (C) Group C at 2 weeks: arrows indicate misarranged fibers with lymphocyte infiltration. (D) Group A at 4 weeks: no significant difference relative to the findings at 2 weeks. (E) Group B at 4 weeks: decreased edema and rupture relative to that previously observed (arrows). Well-defined curling and vacuolization are observed. (F) Group C at 4 weeks: orderly arranged fibers showing slight axonal swelling (arrows). (Hematoxylin and eosin staining, ×10 magnification)

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