In our investigation to assess the impact of PDM on CC and CXC chemokines in individuals with active TB, we analyzed the circulating concentrations of various chemokines including CCL1, CCL2, CCL3, CCL4, CCL11, CXCL1, CXCL2, CXCL9, CXCL10, and CXCL11. The gene discussed is CCL2; the disease is tuberculosis.