Fig. 5.

Exos-26a facilitated neuronal regeneration and inhibited reactive astrogliosis. a Representative immunostaining images of NF200 (red) in the injured areas of the spinal cord on day 28 postinjury. b Representative immunostaining images of Tuj-1 (green) and GFAP (red) in the injured areas of the spinal cord. c Western blot analysis of NF, Tuj-1, and GFAP in lesioned spinal cord segments and semiquantification of the data. ^*P < 0.05, ^**P < 0.01, and ***P < 0.001 compared with the control group by t test or ANOVA. ^#P < 0.05 and ^##P < 0.01 compared with the Exos group by t test. n = 3 for each group