Fig. 5From: N-terminus of flagellin enhances vaccine efficacy against Actinobacillus pleuropneumoniaeSurvival rate of immunized mice when challenged with A. pleuropneumoniae. Mice (n = 5) were immunized twice the five vaccine formulations and challenged with 10 LD50 (5 × 107 CFU/dose) A. pleuropneumoniae strain 4707Back to article page