However, both CD8+ cDC and CD8− cDC had a significantly lower infection rate in mice immunized with 107 rBCG-GFP than in those immunized with 108 bacilli at 12 h (p = 0.0025 and 0.025, respectively) and 24 h (p = 0.0078 and 0.0063, respectively). This evidence concerns the gene CD8A and infection.