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.
Darkfield microscopy of lung histology. Representive images of enchanced darkfield microsopy of lung tissue. Naïve male Sprague-Dawley Rat (A), 1 day following citrate vehicle instillation (B), 7 days following instillation of citrate vehicle (C), 1 day following instillation of 20 nm AgNP (D), 7 days following instillation of 20 nm AgNP (E). White arrows indicate punctate formations of AgNP visible in sections. White bar identifies 10 μm scaling.
