EGFR and non-small cell lung carcinoma: MiR-30a-5p can target EGFR and IGF-1R signaling pathways, and its overexpression could regulate PI3K/AKT signaling pathway to promote cell apoptosis, impede cell migration and invasion properties, and attenuate the EGFR-inhibitor gefitinib resistance in NSCLC cell lines [15,73].