Fig. 1From: Efficacy of a novel intradermal Lawsonia intracellularis vaccine in pigs against experimental infection and under field conditionsTime-course of anti-L. intracellularis antibody development in study 1. Group 1 was vaccinated at 3 weeks of age with Porcilis® Lawsonia ID, group 2 was vaccinated at 3 weeks of age with the live vaccine and group 3 was left unvaccinated. All pigs were challenged with L. intracellularis infected gut mucosa at 7 weeks of age. Bars indicate 95% confidence intervalBack to article page