EGFR and cancer: The NT-CTs-based KEGG pathways are mainly enriched in pathways in cancer, proteoglycans in cancer, EGFR tyrosine kinase inhibitor resistance, the PI3K/Akt signaling pathway, the Ras signaling pathway, the AGE-RAGE signaling pathway in diabetic complications, endocrine resistance, the HIF-1 signaling pathway, the Rap1 signaling pathway, and prostate cancer.