MUC5AC and cancer: Endocrine resistance (hsa01522), Hedgehog signaling pathway (hsa04340), Wnt signaling pathway (hsa04310), Herpes simplex virus 1 infection (hsa05168), Pancreatic cancer (hsa05212), Mucin type O-glycan biosynthesis (hsa00512), Colorectal cancer (hsa05210), FoxO signaling pathway (hsa04068), Pathways in cancer (hsa05200), and Chronic myeloid leukemia (hsa05220) were meaningfully enriched in the up-regulated group (Figure 2D).