Figure 2From: Modulation of humoral immune response to oral BCG vaccination by Mycobacterium bovis BCGMoreau Rio de Janeiro (RDJ) in healthy adultsELISpot IgA and IgG – Volunteers 2 and 6. Subjects 2 and 6, who received more than one dose of oral vaccine and had been immunised in infancy via the oral and intradermal routes respectively, displayed an altered humoral immune response with antibodies of isotype IgA. Arrows indicate time of immunisation and booster.Back to article page