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.
Splenocytes from uninfected control or LP-BM5-infected mice, including the indicated subsets, were assessed for infectious LP-BM5 retrovirus. Infectious center assays were set up as a variation of the standard XC plaque assay (86) (see Materials and Methods). This pattern of results is representative of 2 additional experiments. *, P < 0.05, and **, P < 0.01.
