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 engineered stem cell exosomes on wound healing. (A) Engineered stem cell exosomes decrease the levels of inflammatory factor. (B) Engineered stem cell exosomes promote angiogenesis. (C) Engineered exosomes decrease scar formation.
