As shown in Additional file 1: Fig. S1, children with confirmed TB at the end of ATT, exhibited levels of CCL1, CCL3, CCL4, CXCL1, CXCL2 and CXCL10, that were significantly increased while the levels of CCL11 and CXCL9 were significantly decreased in comparison to unlikely TB group. This evidence concerns the gene CXCL2 and tuberculosis.