Whisker box plot showing differences in the distribution of the diameters of axons in the recipient nerves of the PBS, MeB12 and MeB12+PTN-treated groups 6 months after ESN.

<p>Boxes show 25-75% data ranges. Horizontal lines within boxes show median values. Whiskers show 5-95% ranges and dots show data points outside the 5-95% ranges. Group comparisons were performed with Bonferroni’s multiple comparison tests. *, P < 0.05.