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. 2016 Mar 1;6:22487. doi: 10.1038/srep22487

Figure 8. siRNA mediated knockdown of JNK, IRE1 blunted HCV up-regulation of NFκB and TGF-β1 activation.

Figure 8

Huh7.5.1 cells and Huh7.5.1 cells infected with JFH1 for 3 days were transfected with 25 nM small interference RNA (siRNA) against JNK, IRE1, ATF6, and PERK for 48 hours. The mRNA expression levels of TGF-β1, spliced XBP-1, ATF3, and ATF4 were determined by real-time PCR and normalized to GAPDH. We found that JNK siRNA or IRE1 siRNA blunted HCV-induced TGF-β1 and XBP-1s mRNA enhancement in JFH1-infected Huh7.5.1 cells (Fig. 8A,B). JNK siRNA or PERK siRNA decreased HCV-induced ATF3 and ATF4 mRNA expression enhancement in JFH1-infected Huh7.5.1 cells (Fig. 8C,D). *p < 0.05 for comparison of indicated siRNA-mediated knockdown and JFH1-infected cells.