BDNF and non-small cell lung carcinoma: GSEA analysis identified 16 significant KEGG pathways including: oocyte meiosis, cell cycle, ubiquitin mediated proteolysis, neurotrophin signaling pathway, glycosylphosphatidylinositol (GPI) anchor biosynthesis, pyrimidine metabolism, inositol phosphate metabolism, nucleotide excision repair, insulin signaling pathway, RNA degradation, purine metabolism, progesterone mediated oocyte maturation, regulation of autophagy, excision repair and non-small cell lung cancer.