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Table 3 Faecal IgA production before and after vaccination with the avirulent B. hyodysenteriae strain D28

From: An avirulent Brachyspira hyodysenteriae strain elicits intestinal IgA and slows down spread of swine dysentery

Days post vaccination Whole cell ELISA, D28 coated Whole cell ELISA, B204 coated
Vaccinated animals Non-vaccinated animals Vaccinated animals Non-vaccinated animals
Day −13 0.12 ± 0.14 0.12 ± 0.28 0.11 ± 0.13 0.14 ± 0.41
Day 3 0.08 ± 0.04 NA 0.07 ± 0.03 NA
Day 5 0.15 ± 0.28 NA 0.11 ± 0.13 NA
Day 7 0.14 ± 0.15 NA 0.09 ± 0.06 NA
Day 10 0.34 ± 0.70 NA 0.13 ± 0.18 NA
Day 12 0.39 ± 0.55 NA 0.12 ± 0.09 NA
Day 14 0.66 ± 0.99 NA 0.25 ± 0.47 NA
Day 17 0.62 ± 0.96 0.11 ± 0.06 0.18 ± 0.21 0.10 ± 0.06
  1. The reaction of IgA with both the vaccination strain (D28) and the challenge strain (B204) are shown and presented as OD450 values with standard deviation.
  2. NA: not applicable.