TLR2 gene expression was increased in active TB group (3.57 ± 4.5 fold change, Figure 3c) as compared with that either in the LTBI (0.98 ± 1.19 fold change, adjusted p =0.031) or NIHS group (1.42 ± 1.38 fold change, adjusted p = 0.015). The gene discussed is TLR2; the disease is tuberculosis.