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.
Photographs of the wound healing status after the injection of normal saline (control), SF-hydrogel, AV–SF hydrogel, Ag–AV–SF hydrogel and Ag–AV–SF hydrogel: (a) extent of the wound regenerating area on Days 0, 7, 14 and 28 after surgery, (b) the statistical analysis of the wound area (NS: non-significant; *P < 0.05, **P < 0.01)
