PrP^Sc localization in the spleen is the same in mice infected with 22L or 22L plus FV.

<p>PrP^Sc in spleens from (B10 X A.BY)F1 mice inoculated i.v. with FV alone (A), i.p. with mouse 22L mouse scrapie alone (B), or co-infected with 22L mouse scrapie i.p. and FV i.v. (C). Sections were stained using the anti-PrP mouse monoclonal antibody D13. Magnification = 200×.