PRL and chronic myelogenous leukemia, BCR-ABL1 positive: The top 10 pathways were morphine addiction, cell cycle, thyroid hormone signaling pathway, neuroactive ligand–receptor interaction, prolactin signaling pathway, viral carcinogenesis, Alzheimer disease, chronic myeloid leukemia, lipid and atherosclerosis, and retrograde endocannabinoid signaling (Figure 4(d)).