For MIP-1a the concentration post Δ-mce1 H37Rv-infection remained above the range of the maximum concentration of the standards for the 15 min, 30 min, 60 min, and 4 hrs time-points whereas at 10 hrs post-infection the concentration had dropped to 5.5 ng/ml (Table S2). The gene discussed is CCL3; the disease is infection.