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.
Viability of EGV-4T cells exposed to PM collected in Sasebo, Japan. Cells were exposed to coarse or fine particles corresponding to 80 m3 of air in 1 mL of culture medium. (A) After 24 h, cell viability was measured with MTS assay. Each value represents the mean ± SD (n = 4). (B) Cell morphology following exposure to coarse or fine particles for 24 h was observed by phase-contrast microscopy.
