E2F3 and infection: Expression-profiling of Toxoplasma-infected HFFs [5] demonstrated that there are modest increases in the levels of E2F3 (+1.4-fold), c-Myc (+1.9-fold) and E2F1 (+1.5-fold) in Toxoplasma-infected HFFs relative to uninfected HFFs at 24h post-infection.