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.
Mean (SEM) NO levels in cell-free BAL (A), in lung homogenates previously cleared from blood (B), and in serum (C) of mice infected with 107 S. pneumoniae cells. ∗, P < 0.05 compared with preinfection values; +, P < 0.01 compared with preinfection values.
