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.

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.