BDNF and cancer: The top five enriched pathways based on shared DEGs of biological processes were focal adhesion (hsa04510, 19 DEGs), pathways in cancer (hsa5200, 18 DEGs), ECM-receptor interaction (hsa04512, 17 DEGs), ErbB signaling pathway (hsa04012, 16 DEGs), and neurotrophin signaling pathway (hsa04722, 16 DEGs).