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.
(a) Protein expression of TGF-β and (b) α-smooth muscle actin examined by Western blotting analysis. Increased TGF-β and α-smooth muscle actin positivity is shown in the silica treated lung tissues. M: month. All data are expressed as mean ± SD.
