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.
The cultured THCE cells incubated with AF spores antigens stimulation liquid for 0.5, 1, 2, 4, 6 and 8 hours. Those cells were used for SP-D immunohistochemical staining (200×)
