CD79A and tuberculosis: Additionally, the TB incidence in the country of origin (relating to previous possible environmental exposure), defined as “Low/Low-moderate” (<50 per 100, 000 inhabitants) (n = 37) and “Upper-moderate to Severely endemic” (≥50 per 100, 000 inhabitants) (n = 26) (41) did not relate with levels of specific IgA responses (Supplementary Figure 1).