IL6 and meningeal tuberculosis: In addition, we have developed UCP-LFAs for interleukin-6 (IL-6), S100 calcium-binding protein A12 (S100A12), and ferritin in view of their role in tuberculous meningitis,37,38 inflammatory disorders,39 leprosy,29,31 and iron homeostasis in Mtb,36,40 respectively.