Table 1.

The sex, age and number of each part of the rat

	Number	Sex	Age
Bone marrow mesenchymal stem cells-	No record	Male	2 mon
derived exosomes isolation
Pericyte isolation	No record	Male	3–5 wk
Basso, Beattie and Bresnahan scores	10/group	Male	3 mon
Immunohistochemical analysis of	6/group	Male	3 mon
neurofilament 200; Nissl staining; Fluoro-
Jade B; Luxol Fast Blue; hematoxylin and eosin staining; immunofluorescence
analysis
Evans blue assessment; In Vivo Imaging	6/group	Male	3 mon
System
Spinal cord water content measurement;	6/group	Male	3 mon
interleukin-1β
Western blot	6/group	Male	3 mon

The same rats in each group were used for immunohistochemical analysis of neurofilament 200, Nissl staining, Fluoro-Jade B, Luxol Fast Blue, hematoxylin and eosin staining, immunofluorescence analysis, vans blue assessment, In Vivo Imaging System, spinal cord water content measurement, interleukin-1β, and western blot.