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.
Values represent mean ± SD. Alcian blue-stained area is expressed as a relative value with sham control as 100%.
†P < 0.1, ** P < 0.01 compared with sham control, n = 8.
