Figure 4From: Immunity, safety and protection of an Adenovirus 5 prime - Modified Vaccinia virus Ankara boost subunit vaccine against Mycobacterium avium subspecies paratuberculosis infection in calvesMAP PCR positivity in blood and faeces of HAV and Sham vaccinated calves. Percentage of animal samples that were positive for MAP by PCR. MAP was assessed in PBMC from HAV vaccinated calves (triangles), PBMC from Sham vaccinated calves (squares) and faeces from Sham vaccinated calves (crosses). Faeces of HAV vaccinated calves were consistently negative (data not shown) from immediately prior to boost vaccination (week -5) up to 36Â weeks post challenge.Back to article page