TNF and infection: Recombinant IFNγ and TNFα (Figure 7B) as well as activated T-cell supernatant (Figure 7C) administered on day 3 enhanced MHC class I expression at the surface of hepatocytes infected with P. falciparum 3D7 GFP as detected at day 5 post-infection, indicative of unimpaired pro-inflammatory lymphokine response in P. falciparum infected hepatocytes.