MPO and tuberculosis: Regarding plasma levels of MPO, PLHIV on ART and ART-naïve PLHIV had higher concentrations compared to TB mono-infected patients at baseline (median: 47,230.0 pg/mL versus 37,790.0 pg/mL, p = 0.019) and month 6 (median:42,050.0 pg/mL versus 32,060.0 pg/mL, p = 0.016), respectively (Figure 2E).