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.
The results of immunohistochemistry for perforin and granzyme B proteins in lung tissue of mice. (B) Perforin and (D) granzyme B were detected predominantly in infiltrating mononuclear cells of lung tissues obtained 14 days after bleomycin instillation (arrows), but not in saline instilled mice (A and C, respectively). Original magnification, ×250.
