PDE5A and pancreatic neoplasm: Meanwhile, bioinformatics predicted that wogonin could enhance gemcitabine sensitivity of pancreatic cancer by inhibiting AKT2, CCL2, HSP90AA1, PDE5A, and activating PTGS1, BCHE, SERPINB5, CA2, SRC, DGKA, HIF1A, PTGS2, ABCA1, DPYD, AKR1C3.