TP53 and non-small cell lung carcinoma: In order to study whether OTUD5 can inhibit NSCLC via regulating p53 expression, OTUD5 siRNA and a p53 overexpressing plasmid were used to construct an si‐OTUD5/p53 group, an si‐OTUD5 group, a p53 group, and an si‐NC group, respectively.