Consequently, 13 upregulated pseudogene-derived RNAs (CTD-3141N22.1, RP11-486A14.1, RP11-719K4.3 et al.)and 7 downregulated pseudogene-derived RNAs (RPL23AP49, USP32P1, RHPXF1P1 et al.)were identified in pancreatic adenocarcinoma. Here, RPL23AP49 is linked to pancreatic adenocarcinoma.