Occludin Western blotting analysis of jejunal tissues from newborn pigs fed full-strength formula or half-strength formula and inoculated with rotavirus or vehicle as indicated. Tissues were collected 3 d post-inoculation. Full-strength formula [full fed (FF)]: Lanes 2, 4, 6, 8; Half-strength formula [malnourished (MAL)]: Lanes 1, 3, 5, 7; Infected rotavirus: Lanes 1-4; Non-infected vehicle: Lanes 5-8; Upper panel: Soluble protein.