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.
PM2.5 decreased lung function of experimental mice. (A) Total lung capacity, (B) residual volume, (C) vital capacity and (D) airway resistance. (E) Body weight of mice between the PM2.5 and control group. (F) Lung tissue injury of mice between the PM2.5 and control group. *P<0.05 and **P<0.01. Magnification, x40.
