Fig. 1From: Increasing toll-like receptor 2 on astrocytes induced by Schwann cell-derived exosomes promotes recovery by inhibiting CSPGs deposition after spinal cord injuryCharacterizations of SCDEs. a Image of SCDEs under transmission electron microscopy (TEM). Scale bars denote the following: left side, 200 μm; right side, 50 μm. b Western blotting analysis of the expression levels of CD9, CD63, and Alix in SCDEsBack to article page