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. Author manuscript; available in PMC: 2015 Oct 10.
Published in final edited form as: J Control Release. 2014 May 18;191:71–81. doi: 10.1016/j.jconrel.2014.05.015

Table 1.

Histology score criteria

Score Muscle Necrosis Muscle Inflammation (Neutrophils and/or Macrophages) Muscle Regeneration
0 none none none
1 minimal,scattered minimal,scattered minimal,scattered
2 mild, scattered to multifocal mild, scattered to multifocal mild, scattered to multifocal
3 moderate, multifocal moderate, multifocal moderate, multifocal
4 intense, multifocal to diffuse intense, multifocal to diffuse intense, multifocal to diffuse