Geometric mean isotype-specific Ab titers (GMT) to Wa HRV per group per day (from ELISA assay) detected 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. The arrow at 0 PID indicates the inoculation day.</p>