Figure 3

Activation of ER stress responses in DENV 2 infected HepG2 cells. HepG2 cells were either infected at m.o.i. 10 or mock infected or treated with tunicamycin and after the times indicated examined for the expression of (a) p-eIF-2α, eIF-2α and actin by western blotting or (b) Noxa, PUMA and (c) CHOP by RT-PCR.