Table 1.

Extracellular vesicles isolated from MSCs conditioned by serum-free DMEM.

Characteristic	Sample data
Average size	135 nm
Concentration	1.89 × 108 particles/mL
Spreading speed	1.201 nm·s−1
Sample viscosity	0.90 cP

Data were generated by the Nanoparticle Tracking Analysis software.