Fig. 4

Histological staining of the lower legs of rats following combined injury. (a) Representative H&E or Masson’s trichrome images of tibialis anterior muscles 3 or 14 days after different degrees of combined injury. (n = 5 for each individual group). (b) Injury score analyzed on H&E sections. (n = 5 for each individual group). (c) Fibrosis analyzed with Masson’s trichrome stain. (n = 5 for each individual group). Data are presented as the mean ± SD. *P < 0.05, **P < 0.01 versus with control group. H&E, hematoxylin and eosin; SD, standard deviation