VEGFA and non-small cell lung carcinoma: miR-34a: microRNA-34a; DMEM: Dulbecco’s modified Eagle’s Medium; FBS: fetal bovine serum; DPBS: Dulbecco’s phosphate-buffered saline; EMT: epithelial mesenchymal transition; NSCLC: non-small cell lung cancer; VEGF: vascular endothelial growth factor.