Fig. 5.
MSC migration velocity, A., and directionality, B., were examined on each of the four surfaces. Significance (p < 0.05) is represented by bars that are matched to the color corresponding to the surface.
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.