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.
Pre-infection levels of lavagable Fe in lungs of rats that had been exposed for 5 hr/d for 5 days to soluble or insoluble forms of V or Cr. Each value reported is the mean (± SE) obtained from 5–10 rats/subset. *Level significantly differs from air control value (p-value indicated above each bar); ‡level significantly differs from solubility-matched Cr counterpart at p < 0.05.
