TRIAP1 and non-small cell lung carcinoma: To observe the effects of TRIAP1 and miRNA‐214‐3p on NSCLC cells, A549 cells were transfected with mimic control, miRNA‐214‐3p mimic, miRNA‐214‐3p mimic + control‐plasmid, or miRNA‐214‐3p mimic + TRIAP1‐plasmid for 48 h.