IFNG and tuberculosis: TH1/TH2; helper 1 T/helper 2 T, PBMCs; human peripheral blood mononuclear cells, M. TB.; mycobacterium tuberculosis, IL; interleukin, IFNγ; interferon gamma, γδ; gamma delta, MDMs; monocyte-derived macrophages, MOI; multiplicity of infection, BMDMs; bone marrow-derived macrophages, BCG; bacille calmette guerin, RIF; rifampicin, TB; tuberculosis, INH; isoniazid, PZA; pyrazinamide