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. 2014 Mar 25;106:33–41. doi: 10.1016/j.antiviral.2014.03.007

Fig. 3.

Fig. 3

UPR pathway genes assay. Total RNA was isolated and the transcript levels of the UPR pathway genes were measured by real-time PCR at different time-points (2–48 h) after virus infection. Tu (2 μg/ml) was used as a positive control of UPR activation.