Of all the 12 markers evaluated in this study, the levels of 11 (IL-12(p40), IFN-γ, IP-10, TNF-α, IL-10, TGF-α, IFN-α2, RANTES, VEGF, fractalkine, EGF) after background correction, were significantly different between the TB and no TB cases following stimulation with at least one of the six antigens investigated. This evidence concerns the gene CCL5 and tuberculosis.