The high prevalence of this disease in Navajo populations was studied by Walsh McDermott, who pioneered a drug for it activated by KatG. An ELISpot-based assay for this disease involves adding the antigens CFP-10 and ESAT-6 to a blood sample. A regime that includes rifampin (-5[1])and isoniazid (10[1])is the first-line treatment for the disease, (10[2])which can be tested for by measuring the size of a wheal after injecting (10[1])purified protein derivative into the skin. This disease can be detected with QuantiFERON and other interferon-gamma release assays. (-5[1])The BCG vaccine is most commonly used for this disease, but may produce false positives in Mantoux tests used to diagnose it. For 10 points, a species of Mycobacterium causes a bloody cough in what infectious lung disease historically called consumption? ■END■ (10[4])