Mean titer of virus shed per day per pig (from CCIF assay) detected daily in rectal swab fluids of the experimental groups of piglets.

<p>All animals were orally inoculated at 72 h of age [0 post inoculation day (0 PID)], and euthanized at 21±3 PID. SIC: small intestinal contents; and LIC: large intestinal contents, were collected after euthanasia. Horizontal bars represent the mean days of diarrhea duration for each group. The arrow at 0 PID indicates the inoculation day. The thin line indicates the duration of the passive treatments.</p>