BCL2 and non-small cell lung carcinoma: The changes in the expression of pro-apoptotic protein Bax and anti-apoptotic protein Bcl-2 revealed that circ_0072083 depletion accelerated the apoptosis, and the co-treatment of si-circ_0072083 and DDP further exacerbated the apoptosis of NSCLC cells (Fig. 2f, g).