Research Article

Therapeutic Effect of Exendin-4, a Long-Acting Analogue of Glucagon-Like Peptide-1 Receptor Agonist, on Nerve Regeneration after the Crush Nerve Injury

Figure 2

Light microscopic findings of the sciatic nerve. (a) Semi-thin transverse sections of myelinated axons of the sciatic nerve at 4 weeks postoperatively. In the -4 group, regenerating axons were more mature than those in the crush group. Scale bar: 20 μm. (b) Histograms of areas of myelinated axons ( in each group). Compared with the crush group, the peak of histogram in -4 group shifted to the right which indicates the maturation of regenerating fibers (Figure 2(b)).
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(a)
315848.fig.002b
(b)