Figure 1.

ELISpot IgG. Although differences in the number of spots, all subjects displayed a peak humoral immune response, observed by the detection of IgG. Arrow indicates time of immunisation and booster.

Monteiro-Maia et al. Journal of Immune Based Therapies and Vaccines 2006 4:4   doi:10.1186/1476-8518-4-4
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