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.
Detection of ASFV in nasal swab samples of contact-exposed pigs. Six pigs (animals 0079, 0080, 0081, 0082, 0083, and 0084) were contact exposed to experimentally infected pigs. The bars represent virus titers expressed as HAD50 per milliliter. PCR results are expressed as positive (+) or negative (−). Asterisks indicate the time of appearance of ASF clinical symptoms.
