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.
Number of OX6-positive cells. Bar graph showing number of OX6-positive cells in subepithelial tracheal mucosa of pathogen-free rats (control) and rats infected with M. pulmonis (n=5 rats per group). OX6-immunoreactive epithelial cells were not counted. Values are means±SE of counts made on tracheal whole mounts. *Values significantly different from control, P<0.05.
