FIG. 6.
Antiviral response of cells expressing Stat1α and Stat1(KE544-545AA). The indicated cell lines were grown to confluence and then treated with the indicated cytokine for 14 to 16 h. Serum-free stocks of EMCV were then prepared and distributed to the appropriate wells. Following 24 h of incubation, the remaining viable cells were visualized by methylene blue staining.