Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Characterization of exosomes isolated from the mesenchymal stem cell. (A) Transmission electron microscopy indicated that the size of the exosomes ranged from 40 to 200 nm (scale bar, 200 nm). (B) NanoSight analysis indicated that the peak of the distribution of the diameters of the exosomes was 120 nm.
