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.
Effect of different doses of UCMSC-EVs on the viability of KU812 cells. Cells were incubated with different concentrations of extracellular vesicles for the indicated times. The number of KU812 cells was measured by trypan blue exclusion method. The results show the fold change relative to the control. Data represent the mean ± SD of three independent experiments.
