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.
Southern blot analysis of total DNA or Hirt supernatant DNA from mock-infected (N.I) or EFV-infected horse ED cells. The EFV LTR, used as a probe, revealed that the viral genome is absent from uninfected horse cells, thus demonstrating that EFV is an exogenous virus.
