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. 2013 Aug;15(8):989–997. doi: 10.1593/neo.13262

Figure 3.

Figure 3

GCN2 plays a key role in AAD-induced VEGF expression. (A) UM-SCC-22B cells were infected with shRNA against GCN2 (shGCN2-1 and shGCN2-2) or scrambled shRNA (scshRNA) and treated with AAD or GD for 8 hours. GCN2 and ATF4 were detected by Western blot (left panel). Percentage of GCN2 knockdown efficiency was quantified with ImageJ (right panel). (B) VEGF mRNA levels were determined using qPCR (left). VEGF secretion was quantified with ELISA (right). *P < .05.