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.
Dose-dependent effects of model PM2.5 particles and PM2.5-JN (PM2.5 particles collected from the city of Jinan, China) induced cytotoxicity. 16HBE cells were exposed to model PM2.5 particles for 48 hours at various concentrations. EC50 values were calculated using SigmaPlot software (Systat Software Inc., San Jose, USA). Data were shown as mean ± s.d. (n = 3).
