Western blotting showed that ATG3 levels in these si-eIF5A2-transfected NSCLC cells (A549, HCC827, NCI-H1703, PC9, and NCI-H1299) were significantly lower than those in the NC-transfected NSCLC cell lines (Fig. 5B, C). Here, EIF5A2 is linked to non-small cell lung carcinoma.