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.
Summary of FC data on nine activation molecules upregulated on CD4+ CD45R0+ T cells 50 weeks following stimulation with PPD and M. avium subsp. paratuberculosis SAg. The significant differences between control animals and animals infected with M. avium subsp. paratuberculosis are as indicated in the figure (a, P < 0.01; b, 0.01 < P < 0.05).
