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Hematoxylin and eosin-stained cross-sections of the quadriceps muscle. (a). Control rats at day 28 (b). Control rats at day 42. Smaller fiber areas can be appreciated at day 28, and more diffuse smaller fiber areas found at day 42 compared to the BPC 157 group at day 28 (c) and day 42 (d) of injury. Magnification ×100. Scale bar is 200 μm.
