Figure 2From: Reversion and conversion of Mycobacterium tuberculosis IFN-γ ELISpot results during anti-tuberculous treatment in HIV-infected children IFN-γ responses to ESAT-6 (A), CFP-10 (B) and PPD (C) in HIV-infected children in whom the ELISpot was positive at presentation at one, two and six months. P values represent the difference in median IFN-γ responses (indicated by horizontal solid bar) at the different follow up points.Back to article page